Answer:
the electron releases engery in the form of light
Explanation:
it's science i don't know how to explain sorry
Answer:c
Explanation:
Unbalanced forces -
A
cause the motion of an object to change
B
cancel each other out
C
allow an object to remain at rest
D
are always greater than the force of gravity
Please help me por favor :'(
Radiation from structures that have a very high temperature is collected by
I would radiation a robotics arm but for a heated surphace is Shiny surfaces are poor absorbers and emitters (but they are good reflectors of infrared radiation).
G
A substance occupies one half of an open container. The atoms of the substance are closely packed but are still
able to slide past each other.
What is most likely the phase of the substance?
gas
liquid
solid and gas
O liquid and solid
Mark this and return
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Answer:
Solid and gas
Explanation:
im giving brainliest
Answer:
a
Explanation:
just needed the points, sorry
Answer:
I'm confused what is this?
Explanation:
Which of the following statements fully describes what an object may do when it experiences unbalanced forces? Select the two best answers.
A. It may change directions.
B. It will move at a constant speed.
C. It may slow down.
D. It may slow down or speed up.
E. It will stay stationary.
Answer:b
Explanation:
It takes a car 1.5 hours to go 90 miles.
What is the average speed of the car in miles per hour (mph).
Answer:
60 mph
Explanation:
if you do 90÷1.5 you get 60 so thats the average speed
so what you have to do is multiply but one more thing to help you remember is ask for help
Science questions answer to get 20 points
Answer: (Q1) B. (Q2) D. (Q3) B. I believe (Q4) C.
Explanation: (Q3) B the medulla isn't playing a physical part in digestion as much as it controls the process this is a educated guess
Which property is a chemical property of a substance?
reactivity
boiling point
melting point
color
Answer: reactivity
Explanation:
on the test
Need this quick pls
An atom is the most __________ unit of living and nonliving things. (4 points)
a
basic
b
complex
c
interesting
d
sizeable
Answer: basic
Explanation:
Atoms are extremely small and make up all of life
Please Help, It is not F. The first answer choice
Thank you very much <3
SCIENCE
Answer:
I believe your answer would be (H)
If you were handed this Slides by a Middle Schooler, and the theme of the project was on an animal, what would you grade it? My teacher just said that it was something a High Schooler would prepare, but I’m not too sure. Any thoughts? Honest opinions, it can be brutal honesty.
Answer:
hmmmm no?
Explanation:
well the way u presented the pictures are sloppy, there some on the left some on the right up/down. i bet the reason your teacher said that was because of what u wrote i would have probably taken 2 points off because of prestation but u sure did better than what i could ever do i always do the bare minimum 5 slides 5 sentences 1 picture ( and they would all be from the lessen TvT)
If you worked for an oil company what types of evidence would you look for before directing the engineers to start drilling for oil or gas in a given area?
Answer:
If working for an oil company and directed to start drilling for oil or gas in a given area, you would want to gather a variety of types of evidence to support this decision. Some types of evidence to consider include:
Geological evidence: You would want to study the geology of the area, including the type of rock formations present, the depth of the rock layers, and the history of the area's geologic activity. This information can help you determine if the area has the potential for oil or gas reserves.
Geophysical evidence: You would want to use various geophysical tools to gather information about the subsurface of the area, including magnetic surveys, seismic reflection surveys, and gravity surveys. These tools can help you determine the location and size of potential oil or gas deposits.
Well data: You would want to review well data from nearby areas, including the depth of the well, the type of rock formations encountered, and any oil or gas reserves found. This information can help you predict the potential for similar reserves in the area.
Environmental data: You would want to review environmental data, including air and water quality, to assess the potential environmental impact of drilling in the area.
Economic data: You would want to review economic data, including the cost of drilling and the potential revenue from oil or gas production, to determine if drilling in the area is financially feasible.
By gathering and analyzing these types of evidence, you can make a more informed decision about whether or not to direct engineers to start drilling for oil or gas in a given area.
Answer:
conducting thorough geological surveys to identify areas with potential oil or gas reserves. This would involve analyzing rock formations, seismic data, and other geological features to determine the likelihood of oil or gas being present. Additionally, I would recommend reviewing historical drilling records and production data to identify areas that have already shown promise. It is important to ensure that drilling operations are conducted in a safe and environmentally responsible manner to minimize potential harm to the surrounding ecosystems and communities.
Explanation:
Develop models bonds can be placed on a scale that ranges from 100% ionic to 100% covalent. Use what you know about the types of bonds that specific elements tend to form to place each of the following compounds in the correct location on the scale: CO2, N2 , NaF, H2O
Answer:
Bonds can be placed on a scale that ranges from 100% ionic to 100% covalent.
CO2: CO2 is a covalent compound, with each carbon atom sharing electrons with two oxygen atoms. Therefore, it can be placed closer to the 100% covalent end of the scale.
N2: N2 is a covalent compound, with each nitrogen atom sharing electrons with another nitrogen atom. Therefore, it can be placed closer to the 100% covalent end of the scale.
NaF: NaF is an ionic compound, consisting of a sodium cation (Na+) and a fluoride anion (F-). Therefore, it can be placed closer to the 100% ionic end of the scale.
H2O: H2O is a polar covalent compound, with the hydrogen atoms sharing electrons with the oxygen atom, but the electrons are not shared equally, therefore the oxygen atom has a partial negative charge and hydrogen atoms have a partial positive charge. Therefore, it can be placed closer to the middle of the scale, between ionic and covalent.
Overall, the scale can be represented as follows:
100% Ionic <-------> NaF <-------> H2O <-------> CO2 <-------> N2 <-------> 100% Covalent
Saundra experimented with making solutions from water and a powdered drink mix. She measured the powder in tablespoons (T) and the water in milliliters (mL). She observed the color and taste of each solution and recorded her data in the table below.
Water (mL) Powder (T) Taste Color
100 mL 1 weak
100 mL 2 normal
100 mL 3 strong
100 mL 4 very strong
According to Saundra's table, how did she make her solution more concentrated?
Answer:
To Much powder
Explanation:
PLs GIVe Me BRAINLIESt!!!
Answer:
Less water
Explanation:
Because stuff at the store says conscentared its usally dry and thats means there is less or no water
Which word is used to describe a flow of electrons through a conductor?
a discharge
a spark
an electron flow
a current
Answer:
an electron flow !
Explanation:
an electron flow is the flow of electrons in a conductor. The force required to make current flow through a conductor is called voltage and potential is the other term of voltage.
PLEASE ANSWER QUICKLY!!!!! Which of the following is NOT a function of your integumentary system?
A) Protecting against infection
B) Synthesizing vitamin D
C) Maintaining Fluid Balance
D) Stabilizing blood pressure
Answer: Must be a trick question.
Explanation: All of these are a function of the integumentary system.
all light is the same whether it comes from the sun a light bulb or anywhere
do you agree with this statement explain
All light being the same whether it comes from the sun a light bulb or
anywhere is False.
What is Light energy?This is a type of kinetic energy which makes light to be visible to the eyes.
There are different sources of light which include:
SunElectric bulbCandle etc.Light from bulbs and Sun involve photons being emitted at different
intensities which is why the light from both sources are different. The
Sun has more intensity and a different source than the Light bulb.
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Sometimes a cloud may form at or near the ground when the ground cools at night. This cloud is known as...
Question 1 options:
Fog
nimbostratus
Cirrus
Answer:
im belive the answers fog
fog shsndndndndndndbdbdbdbdbdbdbdhdhxbf
Research gestation and mating. Find out three other mammals' gestation periods and mating rituals. How long is the gestation period, how do the mates court each other, and do they mate for life? What are some other interesting facts? Choose any three mammals you are interested in and use any sources you like. Write a three-paragraph essay comparing the gestation period of the three animals.
For an extra challenge, see if you can find out if any mammal has a shorter gestation period than mice or a longer one than Asian elephants.
Answer:
hold on i will help you soon
The period of time when sexual intercourse takes place between two organisms is called mating. However, all the matings need not end in fertilization.
The gestation period is a time when the embryo develops completely into a fetus. This is usually from the time of fertilization to the time of giving birth.
Let us take the comparison of the gestation period of 3 mammals.
The gestation period of a cow varies from 279- 287 days. The mating between the bull and cow occurs during the heat or oestrus period of the cow. At that time the bull mounts on the cow or vice-versa may happen during the mating period. This is termed bulling.
In the case of horses, the gestation period is 320-380days. The mating ritual in a horse is a bit different than in a cow. It usually has three phases of sexual behavior which includes: courtship, mating, and post mating behavior. During courtship, the stallion which is the male horse will approach the mare, prance, sniff her, nuzzle her, and groom her. The mare which is the female horse may squeal, kick, or move away to show the stallion that she is not ready. When the mare is receptive to breeding, she may stand still, deviate her tail, and urinate, leading the stallion to mount her. It usually breeds well in pastures than in controlled environmental breeding conditions.
Whereas in camels, the gestation period is far longer than in cows and horses. It is about 360-440days. The male camel displays its organ called a dulla to show out is ready for mating. The male camel Urinates on its own tail and swishes it over its back so that the Urine contains female-attracting pheromones. It shows distinct violent behavior towards other male camels. The female camel undergoes an estrous cycle in the breeding season which lasts receptive for 3-4 days, and non-receptive following the other 10 days. In the receptive period, the camel sits down and exposes its genitalia for the male camel to copulate. The whole mating takes about 20 minutes and is accompanied by gurgling and frothing by the male and bleating by the females.
It should be noted that African elephants have longer gestation periods like Asian elephants whereas no other animal has a longer gestation period than an elephant or a shorter gestation period than mice.
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DNA codes. Fill out the chart.
Answer:
A
A
A
T
G
C
G
G
T
A
C
T
Explanation:
A goes with T
T goes with A
G goes with C
C goes with G
Which of the following are molecules? (Select all that apply.)
MgCl2
K
H2
Mg
The molecules among the given substances are: MgCl₂ (magnesium chloride). Option A is correct.
Molecules are formed when two or more atoms were chemically bonded together. Let's examine each of the given substances to determine if they are molecules:
MgCl₂ - This is a molecule. It consists of one magnesium atom (Mg) and two chlorine atoms (Cl) bonded together chemically, forming a compound known as magnesium chloride.
KH₂ - This is not a molecule. It consists of one potassium atom (K) and two hydrogen atoms (H) but lacks chemical bonding between them. Therefore, it is not a molecule.
Mg - This is not a molecule. It represents a single atom of magnesium (Mg) and does not involve bonding with other atoms.
Therefore, MgCl₂ (magnesium chloride) are the molecule.
Hence, Option A. is correct.
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--The given question is incomplete, the complete question is
"Which of the following are molecules? (Select all that apply.) A) MgCl₂ B) K C) H₂ D) Mg."--
What is the charge on the Cr in Cr2O72-
Answer:
+6.
Explanation:
So, a chromium atom here has an oxidation number of +6.
A student made peanut butter bars by pressing a layer of graham cracker crumbs into a baking pan. Next, the student added a layer of a peanut butter mixture and then added a layer of crushed peanuts. Lastly, the student added a layer of chocolate frosting.
The process of making peanut butter bars is most like the formation of what type of rock?
Igneous
Metamorphic
Sedimentary
Magma
Answer:
i am pretty shure it is c soooo sorry if i wroung
Explanation:
HELP PLZ
What is the traditional definition of gravity?
Answer:
A force of attraction between things that have mass. Gravity can act between objects that are not even touching. In fact, gravity can act over very long distances. However, the farther two objects are from each other, the weaker is the force of gravity between them.
An oval shape, which may be elongated or nearly circular; the shape of the planet’s orbits.
Answer:
The statement that you typed is mostly correct
Explanation:
What might happen if there is excessive water removal from the Central Valley Aquifer in California?(1 point) Responses
A. It can cause severe weather changes in California.
B. It can cause severe weather changes in California.
C. It can transform California completely to a desert.
D. It can transform California completely to a desert.
Answer:
A
Explanation:
California is surrounded by the sea so it would never run out.
Which criteria do scientists consider when they classify soil? Check all that apply.
soil profile
climate
soil composition
bedrock
soil horizon
Answer:climate soil composition
Explanation:
Soil composition, scientists consider when they classify soil. Therefore, the correct option is option C.
What is soil?The bioactive, porous media that has grown in the top layer of the Earth's crust is known as soil. Being a source of water as well as nutrients, a filter for harmful wastes, a site for their breakdown, and a participant inside the cycle of carbon as well as other substances through the planet's ecosystem, soil constitutes one of the main substrates of life on Earth.
It has changed as a result of weathering processes influenced by geographical, geologic, biological, and climatic factors. Soil composition, scientists consider when they classify soil.
Therefore, the correct option is option C.
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Calculate the amount of 0.1 M acid needed to neutralize 10,000 liters of pH 8.0 water. The acid is Sulfuric Acid - H2SO4 Show your work for brainliest
Answer:
0.963
Explanation:
pH is the potential of hydrogen that can be determined by the hydrogen or hydroxide ion concentration. 10 mL is the amount required of 0.1 M to neutralize.
What is pH?pH estimates the acidic and the basicity of the solution when a solute is dissolved in the solvent.
Sulfuric acid is dissociated as:
H₂SO₄(aq) ⇌ H⁺(aq) + HSO₄⁻(aq)
pH is calculated as:
pH = -log [H⁺]
[H⁺] = 1x10⁻⁸ M
The moles in 10,000 L is, 10000L × 1x10⁻⁸ = 0.0001 moles
Moles of sulfuric acid required:
0.0001 moles × ( 1 mol H2SO4 ÷ 1 mol H⁺) = 0.001 moles
Further, volume is calculated as:
0.001 × (1L ÷ 0.1moles) = 0.01 L
Therefore, 10 mL of 0.1 M acid is needed to neutralize.
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Can y’all help me with this last bit of my hw? I don’t really understand it and I would really appreciate it if you could help me.
The questions to the picture is below:
A chemist mixer two substances together: a colorless liquid with a strong strong smell and a white solid with no smell. The substances’ repeating groups of atoms are shown on the left. After they were mixed, the chemist analyzed the results and found two substances, One ending substance had the resorting group of atoms shown above on the right.
Is the ending substance the same as the colorless liquid? What happened to the atoms of the starting substances when the ending substances formed? Be sure to explain your answers to both of these questions.