Answer:
A: The sunlight streaming through the windows melts the ice cream
Explanation:
Because heat is being transferred from Ice-cream to bowl, and ice cream filled bowl to the table, however, that is not the case with A.
Which arrow or arrows represent a release of carbon dioxide? What process is occurring at the arrow(s) you selected?
Arrow 'f' releases carbon dioxide.
Answer:
F I think I am not sure though hope I helped.
In some areas, people are concerned about running out of fresh water. Which statement describes the least expensive way to solve this problem?
A. Make Canals to move water from one area to another.
B. Decrease use of water to match the rate of aquiferrecharge.
Answer:
B, decrease use of water to match the rate of aquifer recharge
Answer:
b
Explanation:
How are species impacted when humans destroy their habitat? Give at least one example of a species that is being affected by humans
Answer: Polar Bears
Explanation: Global warming is making the earth warmer and humans are behind it. People drive cars which releases C02 into the air. This makes the earth warmer. Polar Bears are affected by it because their habitat is melting away.
Answer:
There are many species on earth but they go extinct quick due to people destroying their habitats. Animals like squirrels, birds, rodents, and other forest dwelling creatures are being affected through clearing of land for agriculture. Forests are ripped apart and removed so people can build homes and city’s all over the world.
I need help!
You're in a town called Watertown. You need to save it from water pollution. They don't have any money! SO, they need you to use stuff from your house (imagine). Make a design that shows how to stop it from happening. How could you clean the water in your model using the materials around the house?
PLEASE HELP ME! I NEED HELP!! IF YOU GOT ONE, MAKE A QUESTION AND ILL GIVE YOU ALL MY POINTS.
Answer: You can clean the water pollution by the water bottle activity.
Explanation:
You can do the water bottle filteration. From your house, you should find a large soda bottle or water bottle. YOu layer it with sand and gravel at the bottom. Line the top of the bottle with a coffee filter. This will allow for a natural filtration system.
You can find this on many science experiments websites because it is a common science fair project.
Search tool would be: homemade water filter
. How can bioremediation techniques help to clean up an oil spill that disrupts an aquatic ecosystem?
a. Naturally occurring bacteria can be introduced to consume the oil without causing harm to the ecosystem
b. Virus particles can be introduced to consume the oil without causing harm to the ecosystem c. Naturally occurring bacteria can be introduced to consume the oil while harming the ecosystem
d. Virus particles can be introduced to consume the oil while harming the ecosystem
Which of these is affected by forces acting upon an object as well as the mass of the object?
direction
speed
acceleration
velocity
Answer:
Acceleration
Explanation:
The mass of something makes it more heavier which makes it fall down faster, This is also one of Issac Newtons theories but he mostly stayed on the apple one.
The nose and the mouth are connected at the back of the throat.
True or False
Use evidence from a reliable source AND your OWN words
Answer:
The answer is TRUE.
Explanation:
Behind your nose, in the middle of your face, is a space called the nasal cavity. It connects with the back of the throat. The nasal cavity is separated from the inside of your mouth by the palate (roof of your mouth).
Reflection Questions
1. Explain how biological evolution is supported by the fossil record.
2. Why is natural selection a mechanism for biological change?
3. How does chemical evolution explain the origin of life on Earth?
4. Explain why scientific theories, such as biological and chemical evolution, represent the
strongest explanation of the changes observed in the fossil record.
5. How can scientific theories on evolution and the fossil record change over time?
Answer:
1) The word ‘evolution’ was first mentioned in the book ‘The Origin of Species’ in 1859, by Charles Darwin. Darwin put forward the concept of evolution during his journey to the Galapagos Islands.
2)Natural selection is an important mechanism of evolution. It states that the organisms that are able to survive and reproduce with the changing environmental conditions are selected by nature while the ones that cannot survive are eliminated.
3) Evolution mainly deals with the origin of life on earth. The conditions and the forms of life on earth were entirely different from what we see today.
please forgive me I cant answer 4th one..
5)Charles Darwin, an English naturalist of the 19th century made an extensive study of nature for over 20 years.
1. The fossil record provides crucial evidence for biological evolution. Fossils are the preserved remains or traces of past organisms, providing a record of life on Earth over millions of years.
By studying fossils, scientists can observe changes in organisms and their characteristics over time. Fossils show a progression of simpler life forms in older layers to more complex ones in more recent layers.
2. Natural selection is a mechanism for biological change because it leads to the adaptation of populations to their environments over time. It is based on the concept that individuals within a population exhibit variation in traits, and those traits that enhance survival and reproduction are more likely to be passed on to future generations.
Through natural selection, individuals with advantageous traits have higher chances of surviving and reproducing, leading to the increased frequency of those traits in subsequent generations.
3. Chemical evolution, also known as abiogenesis or prebiotic evolution, explains the origin of life on Earth by proposing that life arose from non-living matter through a series of chemical reactions.
According to this theory, in Earth's early conditions, simple organic molecules formed from inorganic compounds through processes like lightning, volcanic activity, and reactions in the atmosphere and oceans.
These molecules then underwent further reactions, leading to the formation of more complex molecules like amino acids and nucleotides, which are the building blocks of proteins and nucleic acids, respectively.
4. Scientific theories such as biological and chemical evolution represent the strongest explanations for the changes observed in the fossil record because they are supported by extensive evidence from multiple scientific disciplines.
These theories have withstood rigorous testing, scrutiny, and peer review over many years. They are based on a large body of evidence, including the fossil record, comparative anatomy, genetics, molecular biology, and observations of natural populations.
5. Scientific theories on evolution and the fossil record can change over time as new evidence is discovered, technologies advance, and scientific understanding improves.
The process of scientific inquiry involves continuous investigation, testing, and refinement of theories based on new data and observations.
As scientists gather more evidence from fossil discoveries, genetic studies, experimental research, and other fields, our understanding of evolution and the fossil record can deepen and evolve.
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What best describes ribosomes?
Ribosomes are cellular structures that synthesize proteins from amino acids. They are composed of ribosomal RNA and proteins and are found in both prokaryotic and eukaryotic cells.
Ribosomes are essential for gene expression and cell growth. They can be free in the cytoplasm or bound to the endoplasmic reticulum or the nuclear envelope.
An example of a ribosome function is the translation of a messenger RNA (mRNA) sequence into a polypeptide chain. The ribosome reads the mRNA codons and matchesthem with the corresponding transfer RNA (tRNA) anticodons that carry the amino acids. The ribosome then forms a peptide bond between the amino acids and releases the tRNA. This process continues until the ribosome reaches a stop codon on the mRNA and terminates the protein synthesis.
Answer:
A ribosome is a intercellular structure made of RNA and protein
Explanation:
What is the fourth step of virus reproduction?
A. New virus particles are released
B.the host cell Copies the generic information
C. New virus particles are made
D. The host cell reads the Generic information
At the Mid-Atlantic Ridge, magma (sinks beneath, rises from)
Earth’s crust, pushing the North American plate and the Eurasian plate (away from, toward)
each other. Because of the movement of the plates, the Atlantic Ocean continuously becomes (wider, narrower)
-
At the Mid-Atlantic Ridge, magma rises from. Earth’s crust, pushing the North American plate and the Eurasian plate away from each other. Because of the movement of the plates, the Atlantic Ocean continuously becomes wider.
What are tectonic plates?Plate tectonics is the widely accepted scientific theory that the Earth's lithosphere is made up of a number of large tectonic plates that have been slowly moving since approximately 3.4 billion years ago.
As the plates separate, magma rises to the surface from a dozen kilometers below the ocean floor, forming new seafloor.
Massive volcanic events create large structures that, over time, form the very ridge, plateaus like the Azores, islands, and seamounts.
Mountains rise where plates try and force together, or converge, as well as continents dislocation as well as oceans form where plates pull apart, or diverge.
Thus, this can be the complete given scenario.
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When a chemical reaction absorbs or releases thermal energy, the reaction causes a change in temperature. Read the passage about a chemical reaction that absorbs or releases thermal energy. Then, follow the instructions below.
To clean their drain pipes, some people make a solution of baking soda and vinegar. Baking soda, also known as sodium bicarbonate (
Na
H
C
O
3
)
, reacts with acetic acid (
C
2
H
4
O
2
)
in vinegar to produce sodium acetate (
Na
C
2
H
3
O
2
)
, water (
H
2
O
)
, and carbon dioxide gas (
C
O
2
)
. As the products form, thermal energy is absorbed from the surroundings and converted to chemical energy. The carbon dioxide gas creates bubbles that help clean the inside of the pipes.
Complete the statement.givening brainliest
During this reaction, solution become colder.
This is because it's an endothermic reaction where heat is absorbed from the surrounding. If it was an exothermic reaction heat would be released into the surrounding making the solution warm .
Select your answer from the choices below, then write them on its appropriate column.
Answer: The duties that the students and community members have to be done to save our environment and resources
Explanation: My part as a students
1. Switch off classroom lights and fans when not in use.
2. Plant a tree (in vacant lot / backyard).
3. Join environment friendly groups.
4. Switch to non- plastic water bottles.
5. Switch off faucets in the school or park when not in use.
My initiative as a Community Member
1. Conserve water.
2. Throw garbages in the trash can.
3. Decrease the amount of paper you print.
4. Minimize the use of plastic when buying good
5. Volunteer for clean-up drives.
The correct options that have to be filled in its appropriate column are:
The part as a Student in conserving the environment.
Decrease the amount of paper you print.Switch off classroom lights and fans when not in use.Conserve water.Switch to non-plastic water bottles.Minimize the use of plastic when buying goods.My Initiative as a Community MemberVolunteer for clean-up drives.
Join environment-friendly groups.Plant a tree (in a vacant lot/backyard).Throw garbage in the trash can.Switch off faucets in the school or park when not in use.Thus, these are the correct options for the given columns.
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help asap please and thank you
Please complete the assignment in the PDF I will mark you brainlist if you do your best
Answer:
The digestive processes are ingestion, propulsion, mechanical digestion, chemical digestion, absorption, and defecation.
Explanation:
The main organs that make up the digestive system (in order of their function) are the mouth, esophagus, stomach, small intestine, large intestine, rectum and anus. Helping them along the way are the pancreas, gall bladder and liver.
cheif keef
Explanation:
5),[5] better known by his stage name Chief Keef, is an American rapper. Cozart's music first became popular during his teen years in the early 2010s among high school students from Chicago's South Side.[6] In 2012, his popular local single "I Don't Like" was remixed by American rapper Kanye West and reached the Billboard Rap Top 20, further raising Cozart's profile.[6] A bidding war between major labels resulted in Keef signing with Interscope. His debut album Finally Rich was released in December 2012, and featured the singles "I Don't Like" and "Love Sosa", which would popularize the Chicago rap subgenre drill.[7]
Chief Keef has faced ongoing legal issues during his career, including weapons possession charges, house arrest sentences, and a performance ban imposed by Chicago authorities.[8] Though he was dropped from Interscope in late 2014 and later signed to 1017 Records, he continued self-releasing projects through his own Glo Gang label. These included: Nobody (2014), Back from the Dead 2 (2014), Bang 3 (2015), and Th0t Breaker (2017).
By the late 2010s, critics have pointed to Chief Keef as a major influence on contemporary hip hop through his innovation with the drill subgenre and the impact of his music on other artists.[9][7][10]
Which of these is not a factor in how much error there is in an experiment?
A.) the skill of the user
B.) the quality of the measuring device
C.) the age of the user
D.) the condition of the measuring device.
Answer: C
Explanation: The age of the user does not matter because many people of different ages could have the same error.
Answer:
(C)The age of the user
PLSSSS MARK AS BRAINLIEST
Explanation:
The age of the user: this cannot be a factor as many people have different abilities which are not according to their age
Factors of Error:
The skill of the user: due to parallax error and other errors human skill can be a factor.
The quality of the measuring device: quality and inaccuracy of device can be a possible factor
The condition of the measuring device: rustingor other degradation in the device can lead to wrong results
Can you help me plzzzz
Answer:
im not sure but i think its A
Explanation:
I will give brainiest
Please no jokes or incorrect answers
Sorry if I picked the wrong subject
(20 POINTS)
he eat is he eat it for lunch
The Water Cycle What would most likely happen if it didn’t rain in a certain area for a long period of time?
Answer:
The air is full of water, as water vapor, even if you can't see it. Condensation is the process of water vapor turning back into liquid water, with the best example being those big, fluffy clouds floating over your head. And when the water droplets in clouds combine, they become heavy enough to form raindrops to rain down onto your head.
Explanation:
Which of the following is true about land & water in Latin America and the Caribbean?
A . Access to water is not a concern in any part of the region.
B . The region's rivers are brackish and aren't a good supply of fresh water.
C . The various rivers aren't navigable and aren't useful for transportation.
D . Many rivers have become important in the production of hydroelectric power.
E . The climate and rich soils are perfect for growing certain tropical fruits and cash crops.
F . There is very little arable land in the region.
G . Every nation in the region has arable land throughout the entire country.
H . The islands in the Caribbean don't have soil that's good for growing crops.
CHOOSE 2 ANSWERS.
Answer:
The climate and rich soils are perfect for growing certain tropical fruits and cash crops.
Many rivers have become important in the production of hydroelectric power.
Explanation:
so E and D
A junction where one neuron can transfer an impulse to another structure is called:
a.
axon.
b.
dendron.
c.
cell body.
d.
synapse.
Please select the best answer from the choices provided
A
B
C
D
Answer:
d. synapse
Explanation:
Synapse, also called neuronal junction, the site of transmission of electric nerve impulses between two nerve cells (neurons) or between a neuron and a gland or muscle cell (effector). A synaptic connection between a neuron and a muscle cell is called a neuromuscular junction.
Natural selection relies on natural variations in organisms that make them more likely to survive. Where do these natural variations come from?
A.
specific behavioral changes taught to an individual
B.
programmed genetic changes to an individual
C.
random behavioral changes learned by an individual
D.
random genetic changes in an individual
Answer: Variation, Difference between traits in individuals of the same species ... The population will not only evolve ( change in its genetic makeup and inherited traits), but will ... Evolution is not the same as adaptation or natural selection.
Explanation:
Which of the following adaptations would help a tree-dwelling nocturnal scavenger survive in its environment?
Light-colored fur
Heels with fur
Night vision
Short snout
What are 3 reasons deforestation is an issue for animals?
Answer:
- Animals live in the trees
- Animals eat off of tree
-Animals breed in trees
Explanation:
Answer:
1. They have less territory
2. With less space, populations decline.
3. Some animals need trees to survive.
Explanation:
1. Some animals, like wolves, have huge territories that span over miles of land. Deforestation would cause predators to fight over who gets the remaining space.
2. Populations cant thrive if theres no where to have offspring.
3. Animals depend on trees for shelter and food. If there are no more trees, primary and secondary consumers would suffer.
In this activity, you will write a description of the terrarium model you created to represent the different systems (spheres) of Earth. Make sure to include the words geosphere, biosphere, hydrosphere, and atmosphere in your description.
Answer:
Below
Explanation:
The geosphere refers to the land of the Earth.
The biosphere refers to all the living things on Earth.
The hydrosphere refers to all of the water in the Earth.
The atmosphere refers to the air on Earth.
To create a terrarium model, you could start by placing rocks all throughout the bottom of it. Pile up more on one side to create a hill. This represents the geosphere. Then, fill some of it with water. Make sure some of the rocks of that hill you made are still above the water, however. This represents the hydrosphere. Next, add a little plant or even a toy animal in to represent the biosphere. Finally, the remaining space represents the atmosphere, as humans can't see it so it's just clear.
The terrarium is a small, enclosed ecosystem that beautifully showcases the geosphere, biosphere, hydrosphere, and atmosphere in miniature form.
The geosphere is represented by the solid base of the terrarium, which mimics the Earth's crust and surface. Various rocks, pebbles, and soil are incorporated to depict the diverse landscapes found in the geosphere, such as mountains, valleys, and plains.
For the biosphere, added a selection of plants and small organisms. These living elements bring the terrarium to life, representing the complex interactions between flora and fauna found in the biosphere. Plants play a crucial role in converting carbon dioxide to oxygen through photosynthesis, simulating the vital connection between the biosphere and the atmosphere.
Next, the hydrosphere was depicted by a small, serene water feature within the terrarium. This mini aquatic environment captures the essence of Earth's oceans, rivers, and lakes, showcasing the interconnectedness of the hydrosphere with other systems. The water's presence also influences the microclimate, creating a more dynamic terrarium ecosystem.
Finally, the atmosphere is subtly indicated by the transparent walls of the terrarium, enclosing and safeguarding the entire model. This clear boundary represents the thin layer of gases surrounding Earth, providing protection and the right conditions for life to thrive within the terrarium's microcosm.
Thus, the combination of these different elements in the terrarium creates a harmonious representation of Earth's interconnected systems.
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How do impulses travel from one neuron to the next?
1 as an electrical impulse that travels down the axon of one neuron to another
2 on the myelin sheath from one neuron to another
2 by converting from an electrical impulse to a chemical impulse to travel across the synapse between neurons
3 by converting from a chemical signal to an electrical signal to travel across the synapse
HELPPPP 20 PTS Imagine that one individual of a moth species has a random mutation causing it to be a lighter
color than the other members of the species. How might this mutation be harmful to the
individual? How might it be helpful? Could this mutation change the species? If so, how?
For each of the genotype (AA, Aa, aa) determine what the phenotype would be?
Pls help test tmrw….
BRAINLIEST
While savannas and temperate grasslands are both types of
grasslands and share many characteristics, they also have
some differences. Compare them below by writing each
characteristic in the correct location. You will use each only
once.
• home to many types of grazers
• experience all seasons of weather
• home to bison
• home to the African elephant
• example: tallgrass prairies of North America
• example: Serengeti in Tanzania
• also known as tropical grasslands
• few trees due to little rainfall
1)
(Savannas)
(Both Types of
Grasslands)
(Temperate
Grasslands)
Answer:
S - Savannas are typically found in tropical or subtropical regions.
S - Savannas tend to have more trees and shrubs.
S - Savanna's climate is drier than that of a grassland.
G - Grasslands are found in temperature regions.
G - Temperature Grasslands are mainly devoid of trees, receive less rainfall than Savannas & endure broader temperature extremes.
G - Grasslands make up 25 percent of the Earth's land surface and dominate in regions with limited rainfall, which prevents forest growth. This results from nearby mountain ranges that cause rain shadows over adjacent open-range lands.
B - Both represent the world's richest and most diverse ecosystems. They both provide a home for a quarter of the world's population and a habitat for thousands of plants and animals.
B - Many species gather in vast numbers, graze on the varied grasses, and can be found nowhere else on Earth. The coexistence between wildlife and grasses is key to healthy ecosystems. Animal migrations regenerate the landscapes, by controlling pests, dispersing seeds, and trampling invasive species. Through this partnership, grasslands and savannahs generate vital benefits for both people and nature.
B - Ecosystems such as these two in specific are essential for climate mitigation – they store carbon, locking it deep in the soil and extensive root systems. They are the source of or support many of the world’s biggest rivers and wetlands, ensure food security, support livelihoods, and are embedded in the cultural identity of millions of people.
(Also, A savanna or savannah is a mixed woodland-grassland<---similarity)
Explanation: Just research. I decided to state 3 characteristics for both The Savanna and The Grasslands, and then 3 for "B" (both).
50 POINTS!
Energy is transferred into the ecosystem when
1.when bacteria absorbs nitrogen from other organisms
2. dead organisms decay and form organic matter
3. rodent prey on invertebrates
4.plants grow from the soil
Answer:
2
Explanation:
Energy is transferred between organisms in food webs from producers to consumers.
The energy is used by organisms to carry out complex tasks. The vast majority of energy that exists in food webs originates from the sun and is converted (transformed) into chemical energy by the process of photosynthesis in plants.
Answer: between organisms in food webs from producers to consumers.
Explanation: