How do tidal power plants generate electricity?
A barrage stops water from flowing out at low tide, creating a force that turns the plant's turbines.
A barrage holds back water during high tide. The force of the water against the barrage turns the plant's turbines.
A barrage allows water to flow during high and low tide, this turn's the plant's turbines.
A barrage stores water during high and low tide. When the water is released, it turns the plant's turbines.
Answers
Tidal power plants generate electricity by: B. A barrage holds back water during high tide. The force of the water against the barrage turns the plant's turbines.
How do tidal power plants generate electricity?Tidal power plants generate electricity by using the force of the tides to turn turbines, which then generate electricity. The most common method for doing this involves constructing a barrage or dam across a bay or estuary with a high tidal range.
The barrage holds back water during high tide, and when the tide goes out, the water is allowed to flow back out through turbines, generating electricity. The force of the water against the barrage turns the plant's turbines, which then produce electricity. This process can be repeated several times a day as the tide goes in and out.
Therefore the correct option is B.
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Related Questions
Thermal pollution has a harmful effect on aquatic environments because a. water has been circulated around power-plant generators. b. it increases the number of disease-causing organisms in aquatic environments. c. it reduces the amount of dissolved oxygen in aquatic environments. d. it decreases the nutrient levels in aquatic environments.
Answers
The correct answer is:
c. It reduces the amount of dissolved oxygen in aquatic environments.
What is Thermal pollutionThermal pollution refers to the increase in water temperature in aquatic environments caused by human activities, particularly the discharge of heated water from industrial processes or power plants into rivers, lakes, or oceans. This increase in temperature can have various negative effects on aquatic ecosystems.
One of the significant impacts of thermal pollution is the reduction in the amount of dissolved oxygen in water. Warmer water has a lower capacity to hold dissolved oxygen compared to colder water. As the temperature rises, the amount of dissolved oxygen decreases, making it more challenging for aquatic organisms, such as fish and other aquatic species, to survive.
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Which scientist arranged the elements in order of increasing atomic number, rather than increasing atomic mass?
Antoine Lavoisier
Dmitri Mendeleev
Henry Moseley
John Newlands
Answers
Explanation: Mendeleev arranged the elements according to increasing atomic mass. Mendeleev predicted elements that would later be discovered.
Which type of star system has the most stars
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What is a feeling of pride and loyalty to ones country called? *
A.Pluralism
B.Self-respect
C.Nationalism
D.Cultural-identity
Answers
Answer: C. Nationalism
Nationalism is a feeling of pride and loyalty to ones country.
Hope this helps! :)
A(n) _______ crater is formed by a smaller meteorite and exhibits a ________ raised outer rim but lacks a central uplift. In contrast, a crater, created by a large meteorite impact, has a collapsed outer rim and a central uplift.
Answers
A simple crater is formed by a smaller meteorite and exhibits a complex raised outer rim but lacks a central uplift. In contrast, a crater, created by a large meteorite impact, has a collapsed outer rim and a central uplift.
Hence the correct answer is simple & complex.
What are Meteorites?Meteoroids are objects found in space, their size varies from tiny dust particles to small asteroids.
Upon entering the Earth's atmosphere at high speed meteoroids start burning up and create fireballs or what is known as "shooting stars," these are called meteors.
If a meteoroid manages to survive the journey through the atmosphere and impacts the ground, it becomes a meteorite. When, meteorite hits the surface of earth it creates craters, and the craters formed by meteorites are called as impact craters.
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Plz Help AS SOON AS POSSIBLE!!! WILL GIVE BRAINLY TO CORRECT ANSWER!!
Answers
Answer: It is B
Explanation: I took the test already ;)
What is the longest river and the shortest river on Earth?
Answers
Answer:
Longest is Nile river I think
This theorem is used to solve a missing side of a right triangle. с b c² = a² +6² O Pythagorean O Special Right O Einstein O Aristotle
Answers
Answer:
Special right
Explanation:
On the map of Africa, the star is marking which of the following countries?
Answers
A long, narrow linear or gently curving deep trench, earthquakes to depths of several hundred kilometers, and volcanoes paralleling the trenches as islands. Not yet answered Marked out of 4.0 Select one: O a. Transform Boundary Flag question O b. Continent-Continent Convergent Boundary O c. Continent-Ocean Convergent Boundary O d. Ocean-Ocean Convergent Boundary O e. Divergent Boundary
Answers
A long, narrow linear or gently curving deep trench, earthquakes to depths of several hundred kilometers, and volcanoes paralleling the trenches as continent-Ocean Convergent Boundary. Hence, option C is correct.
What is the continent-Ocean Convergent Boundary?When a tectonic plate with a predominance of oceanic lithosphere collides with a plate with a predominance of continental lithosphere, oceanic-continental convergent borders result.
Examples of ocean-continent convergent borders include the subduction of the Juan de Fuca Plate under North America and the subduction of the Nazca Plate under South America, which resulted in the formation of the Andes Mountains and the Peru Trench.
Thus, option C is correct.
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Utah’s bryce canyon is best known for what type of geologic formation?.
Answers
Answer:
The rocks of the Claron Formation
Explanation:
comprise the spectacular structures that Bryce Canyon is known for. Limestones
A rock discovered near your house is know to be an igneous rock. The rock was formed as magma cooled inside the earths crust. Is this rock intrusive or extrusive igneous rock? Explain your answer. I think the answer is intrusive (but tell me if I am wrong I want to learn) but I don't know how to explain it. Thank you!
Answers
Answer:
um.ur answer is wrong question me on brainly
The map of Crater Lake National Park combines information about landforms with information about towns, boundaries, and borders. Which kind of map combines this information?
Answers
A kind of map that combines this information information about landforms with information about towns, boundaries, and borders is: A. a political/physical map.
What is a map?A map can be defined as a graphical representation that is used to depict all or some parts of planet Earth, and it is commonly drawn to scale on a flat surface.
The types of map.In Geography, there are different types of map and these include the following;
A topographic map.A political map.A thematic map.A physical map.A concept map.Basically, a political map simply refers to a type of map that is used for providing information about geographical regions, international borders, and boundaries.
On the other hand (conversely), a physical map simply refers to a type of map that is used for providing information about landforms such as valleys, mountains, rocks, etc.
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Complete Question:
The map of Crater Lake National Park combines information about landforms with information about towns, boundaries, and borders. Which kind of map combines this information?
A. a political/physical map
B. a topographical map
C. a physical map
D. a climate map
explain how the War of 1812 positively affected the United States
Answers
Answer:
The War of 1812 changed the course of American history. Because America had managed to fight the world's greatest military power to a virtual standstill, it gained international respect. Furthermore, it instilled a greater sense of nationalism among its citizens.
Explanation:
which type of flooding occurs in north flowing rivers in the northern hemisphere with the onset of spring?ice-jamdam failureflashregional
Answers
The type of flooding that occurs in north flowing rivers in the northern hemisphere with the onset of spring is typically caused by ice-jams. As winter ends and temperatures begin to rise, the ice in these rivers begins to melt and break apart.
This can create blockages in the river, where large chunks of ice become jammed against each other and prevent the free flow of water downstream. As a result, water levels can rise rapidly and cause flooding in nearby areas. While dam failures and flash floods can also occur in this region, they are less common during the spring months and are typically caused by different factors. Regional flooding can also occur during this time, but is often associated with prolonged rainfall rather than the spring thaw.
Overall, ice-jams are the most likely cause of flooding in north flowing rivers during the onset of spring. The type of flooding that occurs in north-flowing rivers in the northern hemisphere with the onset of spring is ice-jam flooding. This happens when ice breaks up on rivers during the spring thaw and gets stuck at certain points, causing water to accumulate behind the jam and eventually leading to flooding in the surrounding areas.
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Which of the following circuit components creates a voltage across a circuit?
A.
switch
B.
resistor
C.
wire
D.
power source
Answers
Answer:
Hello! Your answer is : B. resistor
ANSWER B IS NOT CORRECT
The answer is Power Source
Earth orbiting satellites must move at least how fast in order to avoid falling into the Earth?
Answers
Answer:
Answer
Explanation:
Earth orbiting satellites must move at least 7.9 kilometers per second or approximately 17,500 miles per hour in order to avoid falling into the Earth. This speed is known as the orbital velocity or the escape velocity and is required to counteract the gravitational attraction between the satellite and the Earth.
Answer:
7600 m/s
If the satellite is moving too slowly then the gravitational attraction will be too strong, and the satellite will fall towards the Earth. This occurs at speeds around or below 7600 m/s.
Explanation:
have a nice day.
_________ occur when the ocean's height increases and decreases periodically.
Tides
Shrimp
Mercury
Watershed
Answers
Tides occur when the ocean's height increases and decreases periodically.
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most icelandic eruptions occur when lava pours out of long fractures, in eruptions known as
Answers
Most Icelandic eruptions occur when lava pours out of long fractures, in eruptions known as fissure.
A fissure is a hole in the Earth's surface that is long and narrow. The word "cleft" or "crack" is derived from the Latin word fissura. In the crust of the Earth, on ice sheets and glaciers, and on volcanoes, fissures appear.
An aperture or long, thin fracture in the Earth's crust is referred to as a ground fissure or an earth fissure. Ground fissures can develop due to geological faulting, earthquakes, or human activity like oil mining and groundwater pumping.
They can also develop spontaneously. Ground fissures can grow and erode by torrential rain after they have already formed. They can cause harm to property and infrastructure, including roads, underground pipes, canals, and dams, as well as pose a risk to humans and cattle who reside on the impacted surfaces.
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The PGEs can be subdivided in two groups with contrasting characters: elaborate why irrespective of them having contrasting characters occur together in mineral deposits?
Answers
The PGEs (Platinum Group Elements) can be subdivided into two groups: Os-Ir-Ru and Pt-Pd. The Os-Ir-Ru group of PGEs is characterized by being chalcophilic, while the Pt-Pd group is characterized by being siderophilic.
The PGEs, despite having contrasting characters, occur together in mineral deposits because they have similar chemical and physical properties. This similarity in properties allows the two groups to occur together in sulfide ores, where they are found in high concentrations.
The Os-Ir-Ru group tends to concentrate in the base metal sulfide minerals, while the Pt-Pd group tends to concentrate in the precious metal sulfide minerals. Their coexistence is attributed to the fact that the two groups are thought to have been fractionated from a common mantle source before being introduced into the Earth's crust. As a result, they have been able to mix and become concentrated together in the same mineral deposits.
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if we were to assume that a lifting mechanism were present, would this sounding support the formation of severe thunderstorms?
Answers
If we were to assume that a lifting mechanism were present, this sounding will support the formation of severe thunderstorms.
For a thunderstorm to happen, three conditions need to be met. Moisture, instability, and lifting are them. In general, for a surface-based thunderstorm to develop, the surface dewpoint must be 55 degrees Fahrenheit or higher. Air in the lower layers of the atmosphere can rise to the upper levels of the atmosphere due to instability.
Without instability, deep convection and thunderstorms cannot form in the atmosphere. One of the names for lift is trigger mechanism. Numerous lifting mechanism exist. The air is made to rise by all of these processes. Storms frequently begin to form in the area with the largest concentration of these lift mechanisms. Instability and moisture must also be taken into account.
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Chemical weathering may affect farming activities . Give reason
Answers
Answer:
Chemical weathering changes the soil pH and affects the crops that grow on them
Explanation:
Chemical weathering refers to the breaking down of rocks through chemical reactions.
Whenever rocks which are chemically active come in contact with acidic rain, they react to form new compounds. These new compounds formed usually have different properties from their parent rocks.
As a result of chemical weathering, changes in the soil properties can occur such as its pH. These changes will affect the nutrients which can be found in them, thus affecting farming practices on such soil.
only the sizes and shapes of rocks change during weathering. a. mechanical b. chemical c. reaction d. shape 2. the makeup of rocks is changed during weathering. a. mechanical b. chemical c. reaction d. shape 3. how are weathering by vegetation and freezing/thawing similar? a. they are both types of chemical weathering b. they are both occur in very warm climates c. they both expand cracks in rock, causing rock to break apart d. they both are found only at divergent plate boundaries 4. although we did not observe a scene with small burrowing animals, what effect would they have on the rock and soil in the area? a. they would cause mechanical weathering as they dig into the rock and soil, breaking it into smaller pieces of the same material. b. they would cause chemical weathering as they dig into the rock and soil, breaking it into smaller pieces of the same material. c. they would cause expansion of rock as they heat rock from below. d. they would cause contraction of rock as they cause collapse in rock and soil due to the burrows that they made. 5. in terms of weathering, what would happen to a set of metal tools left outdoors in the rain for a long time? a. they would oxidize b. they would turn to clay c. they would dissolve d. they would erode 6. when water freezes in a crack in a rock, it , causing the crack to widen and eventually the rock breaks apart. a. multiplies b. contracts c. expands d. percolates 7. water from rain or groundwater can mix with carbon dioxide in the air or from decaying organic material to form a weak acid called . a. hydrochloric acid b. hydrofluoric acid c. acetic acid d. carbonic acid 8. caverns can form when what type of rock is dissolved? a. granite b. sandstone c. limestone d. shale 9. why are many rocks in the grand canyon a reddish color? a. iron rich minerals in those layers have oxidized b. feldspar minerals in those layers have turned to clay c. halite minerals in those layers have dissolved d. rocks in this area have eroded 10. plant roots can cause weathering by wedging apart rocks and sediment, and can also cause weathering by decaying plant roots producing acids that dissolve minerals in rocks. a. mechanical; chemical b. chemical; mechanical c. reaction; shape d. shape; reaction 11. in scene 1, what was the result of water as a weathering agent? a. the sandstone was deposited on top of the limestone b. the cave to grew larger and stalactites and stalagmites formed. c. new material was brought to the area, filling in the cave and closing it up. d. water burrowed through the area, except for where stalactites and stalagmites were. 12. in scene 1, what was the result of oxidation? a. the sandstone was oxidized, staining the sandstone red. b. the sandstone was deposited on top of the limestone c. the cave to grew larger and stalactites and stalagmites formed. d. new material was brought to the area, filling in the cave and closing it up. 13. in scene 2, what was the result of repeated freezing and thawing? a. rocks broke down and formed a talus slope b. cracks formed and widened in the carving c. cracks formed and widened in the rock d. all of the provided answers 14. in scene 2, what was the result of water as a weathering agent? a. rocks broke down and formed a talus slope b. cracks formed and widened in the carving c. cracks formed and widened in the rock d. the weak acid water solution has dissolved some of the facial features of the carving. 15. in scene 3, what was the result of vegetation as a weathering agent? a. the trees have been torn down by the ice and snow b. the trees and their roots have grown, causing fractures in the rocks c. the vegetation has grown, using up all of the soil in the area d. the vegetation has grown, helping to add more carbon dioxide to the air. 16. in scene 3, what was the result of repeated freezing and thawing? a. ice wedging has occurred as water freezes and expands in cracks in the rocks. b. freezing glues the rock fragments together. c. the trees die and become petrified due to being frozen. d. rocks become more hard and resistant due to freezing. 17. in scene 4, what was the result of vegetation as a weathering agent? a. the growing tree has provided shade for the house, preventing all weathering b. the growing tree has prevented rain from affecting the bike. c. the growing tree and its roots have caused cracks in the house and sidewalk. d. the growing roots have taken over the bicycle 18. in scene 4, what was the result of oxidation? a. the chimney was weakened and fell down. b. the windows became brittle and broke. c. the sidewalk was cracked. d. the bicycle rusted. 19. which scenes that you observed show examples of mechanical weathering? a. 1, 2, 3, 4 b. 2, 3, 4 c. 1, 2, 4 d. 3 and 4 20. which scenes that you observed show examples of chemical weathering? a. 1, 2, 3, 4 b. 2, 3, 4 c. 1, 2, 4
Answers
Answer:
Reaction
Explanation:
because it changes reaction during weathering
The correct answers for the all the 20 questions can be represented by the given answers.
The correct answer is A) mechanical.The correct answer is B) chemical.The correct answer is C) they both expand cracks in rock, causing rock to break apart.The correct answer is A) they would cause mechanical weathering as they dig into the rock and soil, breaking it into smaller pieces of the same material.The correct answer is A) they would oxidize.The correct answer is C) expands.The correct answer is D) carbonic acid.The correct answer is C) limestone.The correct answer is A) iron-rich minerals in those layers have oxidized.The correct answer is B) chemical; mechanical.The correct answer is B) the cave grew larger and stalactites and stalagmites formed.The correct answer is A) the sandstone was oxidized, staining the sandstone red.The correct answer is D) all of the provided answers.The correct answer is D) the weak acid water solution has dissolved some of the facial features of the carving.The correct answer is B) the trees and their roots have grown, causing fractures in the rocks.The correct answer is A) ice wedging has occurred as water freezes and expands in cracks in the rocks.The correct answer is C) the growing tree and its roots have caused cracks in the house and sidewalk.The correct answer is D) the bicycle rusted.The correct answer is D) 3 and 4.The correct answer is A) 1, 2, 3, 4.Weathering refers to the process by which rocks and other geological materials on the Earth's surface are broken down and altered over time due to various natural forces. These forces include physical, chemical, and biological processes that act on rocks and minerals, leading to their disintegration and transformation into smaller particles and new substances.
Weathering is a fundamental part of the rock cycle and plays a crucial role in shaping the Earth's landscape over geologic time. It helps to break down rocks into sediments that can be transported and deposited by erosion, ultimately leading to the formation of new rocks through processes like sedimentation, compaction, and cementation. Weathering also contributes to the formation of soil, which supports plant growth and sustains terrestrial ecosystems.
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Brainliest!
please help me out with this!
( Name the vertical angle to ∠h )
Answers
Answer:
its an avocado Angle even if
some percentage of ufo sightings cannot be explained. this means?
Answers
Answer:
5 percent
Explanation:
About 5 percent of all UFO sightings cannot be easily explained by weather or human technology.
Some percentage of UFO sightings cannot be explained, indicating that there are unidentified aerial phenomena for which no conventional or known explanation currently exists. This phenomenon raises questions about the nature of these sightings and the possibility of extraterrestrial or other unexplained phenomena.
The existence of unexplained UFO sightings suggests that there are instances where the observed aerial objects or phenomena do not fit into known categories or explanations. Despite extensive investigations and research, a percentage of sightings remain unidentified, challenging our understanding of the events. This can be due to various factors such as limited data, lack of conclusive evidence, or the presence of unusual characteristics that defy current scientific knowledge.
These unexplained sightings have piqued the curiosity of scientists, researchers, and the public, leading to ongoing efforts to better understand and investigate the nature of these unidentified aerial phenomena.
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What occurs at the boundary of the Caribbean Plate and South American Plate?
Answers
Answer:
The eastern boundary is a subduction zone, the Lesser Antilles subduction zone, where oceanic crust of the South American Plate is being subducted under the Caribbean Plate. This subduction forms the volcanoes of Guatemala, El Salvador, Nicaragua, and Costa Rica, also known as the Central America Volcanic Arc.
Lithography is a __________ process, which means that the printing surface is flat, not raised. a. Etching b. Intaglio c. Serigraphy d. Relief e. Planographic
Answers
Lithography is a Planographic process, which means that the printing surface is flat, not raised.
What is Lithography?Lithography is a planographic printing technique that was originally based on the immiscibility of oil and water.
The term is derived from the Ancient Greek words lithos, meaning "stone," and graphein, meaning "to write"
A smooth-surfaced metal plate or lithographic limestone is used for the printing. The German author and performer Alois Senefelder created it in 1796, and at first, it was mostly used for maps and musical scores. Text or images can be printed using lithography on paper or other suitable materials.
Therefore lithography is a planographic process
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why is the world bank better than other supranational organizations? PLEASE HELP ILL GIVE BRAINLIEST
Answers
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It has good credit because it has large, well-managed financial reserves. This means it can borrow money at low interest rates from capital markets all over the world to then lend money to developing countries on very favorable terms.hope it helpsThe sedimentary rocks breccia and conglomerate most commonly form in a ______ environment. a) beach b) lake c) mountain stream d) deep-ocean
Answers
The sedimentary rocks breccia and conglomerate most commonly form in a mountain stream environment.
The correct option is C.
Breccia and conglomerate are two types of sedimentary rocks that are formed through the accumulation of small pieces of rock and mineral material, resulting in a rock with a coarse texture. Breccia and conglomerate most commonly form in a mountain stream environment. This happens when running water carries large pieces of rock and mineral material downstream from an upland area and deposits them in a stream bed.
As the water continues to flow, smaller pieces of rock and mineral material are added to the larger pieces, compacting them together and forming a sedimentary rock. The large pieces of rock and mineral material, combined with the compaction from the running water, create a rock with a coarse texture and angular shapes. Breccia and conglomerate are often found in stream beds, as these environments are ideal for the formation of these rocks.
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What kind of diffusion do A and D represent?
Answers
Considering the available picture and the types of diffusion in human geography, the kind of diffusion in picture A is Relocation diffusion, while picture D has a Stimulus diffusion
What is Relocation diffusion?Relocation diffusion is a term that is used to describe the type of diffusion whereby people relocate from their point of origin to another place which usually includes changing places along the journey as well as the final destination.
On the other hand, Stimulus diffusion is a term that is used to describe diffusion whereby practices adopted by specific people changes as it is adopted by another group of people due to the practices infused with the customs of the new adoptees.
Hence, in this. case, it is concluded that the correct answer is Relocation and Stimulus diffusion respectively.
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