In an experiment or investigation, what is a control? (1 point) O The variable that changes other variables in the experiment. O The variable that the experimenter controls or changes in the investigation. O The purpose or reason for the experiment or investigation. O The variable that remains unchanged throughout the investigation.​

Answers

Answer 1

Answer:

In an experiment or investigation, what is a control? D. the variable that remains unchanged throughout the investigation

why would a scientist most likely chose to perform a simulation instead of a lab experiment or field observation? B.The lab experiment might be dangerous or too difficult to do.

What are the four types of terrians that the Water Erosion simulation explored? D. Rocky, glacial mountain, hills and plains, and near water body.

Which river channel results from a high-gradient, high-volume river flow? C. striaght with a wide channel.

Which effect does temperature have on the glacial mountain terrain? C. hugh temperature melts glaciers faster and cause water erosion to increase

Explanation:


Related Questions

One of the likely effects of a global fuel crisis would be food shortage. Explain this statement?

Answers

p 128) One of the likely effects of a global fuel crisis would be food shortage. ... This is because food is not only used to feed organisms, but also for natural fossil fuels and other resources. p 129) Explain how the technologies of the first and second green revolutions differ.

Hope this help

2. Which of the following statements explain why cell division remains important to an adult
organism even after it is fully developed?
a. Cell division does not occur once an organism is fully developed.
b. Cell division is important to replace missing or damaged organs.
c. Adults need cell division to help them look and feel younger.
d. Adults need cell division to repair damage (like closing up a cut in the skin) and
to replace old damaged cells.

Answers

I can’t even tell yu bc I don’t even know

What two substances are needed for respiration?

Answers

Answer:

Oxygen and glucose are the two substances needed for respiration

Energy from the sun causes water to evaporate from the land and from bodies of water. As this water vapor moves high into the air, the surrounding air cools it, causing it to condense and form ________________. *
a.runoff
b.evaporation
c.clouds
d.groundwater

Answers

c clouds

Clouds form when the invisible water vapor in the air condenses into visible water droplets or ice crystals

which painful, tender, pea-sized nodules may appear on the pads of the fingers or toes in bacterial endocarditis

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Osler's nodes are split pea–sized, erythematous, tender nodules located principally on the pads of the fingers and toes. They are few in number at any given time and occur in about 15% of patients with subacute bacterial endocarditis.

Hope this help if not so sorry

The bacteria Nitrosomonas sp. is found in the soil and gets energy by converting ammonia (NH3) to Nitrite (NO2-) and gets carbon to build other molecules by fixing carbon dioxide from the atmosphere (CO2). How would you classify Nitrosomas sp?

a. Chemorganoautoroph
b. Chemolithoautotroph
c. Photoautotroph
d. Chemolithoheterotroph

Answers

The bacteria Nitrosomonas sp. is found in the soil and gets energy by converting ammonia (NH3) to Nitrite (NO2-) and gets carbon to build other molecules by fixing carbon dioxide from the atmosphere (CO2). How would you classify Nitrosomas sp?

b. Chemolithoautotroph

Muscle that allows you to shrug your shoulders or extend your head.

Answers

Answer:

the trapezius muscle.

Explanation:

the trapezius muscles are a pair of triangular muscles that extend over the back of the neck and shoulders, moving the head and shoulder blades.

Will multiple births, when many egg cells are fertilised outside the body and then implanted, produce identical or similar offspring?
Answer:



The gene that contains the genetic information for brown eyes is said to be dominant. This means that if a person’s body cells contain one gene for brown eyes and one gene for blue eyes, the blue-eyed gene is not allowed to work; it is said to be recessive. The person will have brown eyes. Explain how two parents might have a child with blue eyes even if they both have brown eyes.

Answer:










ill give branliest if you answer

Answers

Answer:

brown-eyed parents can pass a recessive blue-eyed gene

Explanation:

the blue eyed gene may be "trapped" for a long time, we also  see this outcome in northern africans, they have turkish descent, but still dark skinned (majority), while others have white skin, but both dark/brown parents.

According to the endosymbiotic theory of the origin of eukaryotic cells, how did mitochondria originate?.

Answers

Answer:

Mitochondria have their own ribosomes and manufacture their own proteins.

Explanation:

How much radiation is emitted from earth surface at 300 K

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The radiation emitted by the Earth's surface at 300K is 459.27 Wm -2(in power -2)

say yes or no to each life processes (in the pic) and determine whether or not THE SUN has the ability to act on these factors. ​

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Answer:

1 yes 2 no 3 no 4 yes

Explanation:

Sound travels through substances as energy is transferred from one particle to the next. The diagrams represent the particles of three substances: air (gas), water (liquid), and steel (solid).


a. Predict the speed of sound traveling through each substance in relation to one another. Support your prediction with information provided in the diagrams

Answers

Answer:

the speed of sound will differ based on how fast the particles travel.

gas: very fast

liquid: medium, not so fast, and not so slow

solid: barley moving, very slow

(i didn't take this lesson so sorry if I'm wrong)

CAN SOMEONE HELP ME WITH THIS SCIENCE ASSIGNMENT BRAINILIEST WILL BE GIVEN!

Answers

Answer:

Temp increase,  ......

Explanation:

1st part. the temperature will gradually increase by time , because these gases are greenhouse gases, which cause global warming resulting in temp increase.

2nd part: we will see a decrease in CFC-11 (Trichlorofluoromethane)

,

np

Which group could the plant belong to? check all that apply. Bryophytes pteridophytes gymnosperms angiosperms monocots dicots.

Answers

Answer: angiosperms and dicots

Explanation: because I took the test

Over time, what will to happen to the populations of light and dark moths on dark trees?

Answers

Answer:

Over time, the lighter colored moths will become more common while the darker colored moths will become less common. Eventually, the dark moths could become extinct or less dark colored traits will be passed on.

What is the green pigment that helps with photosynthesis?

Answers

Answer:

chlorophyll is the pigment

In Osmosis, Water moves through a semipermeable from areas of...

A
Low concentration to high concentration
B
High concentration to equal concentration
C
Low concentration to lower concentration
D
High concentration to low concentration

Answers

Answer:

the answer is A to make homeostasis

Protein denaturation can:________
a. alter the three-dimensional shape of a protein.
b. decrease the nutritional value of a protein.
c. alter the sequence of amino acids in a protein.
d. break the peptide bonds holding a protein together.

Answers

Answer:

a. alter the three. dimensional shape of a protein

Explanation:

That renders it incapable of performing it's assignment function

Which of these are characteristics of viruses? (Select all that apply.)
- not living organisms
- are decomposers
- are single-celled
- cannot reproduce without a host

Answers

The characteristics of viruses are as follows:

not living organismsare single-celledcannot reproduce without a host

WHAT ARE VIRUSES?

Viruses are organisms that are incapable of reproducing without a living host.

Viruses are classified as non-living because they do not exhibit the properties that are typical of living organisms e.g. growth, reproduction etc.

Therefore, it can be said that the characteristics of viruses are as follows:

living organismsare single-celledcannot reproduce without a host

Learn more about viruses at: https://brainly.com/question/3122852

As she walks out of the kitchen, Millie turns out the light. In this example, Millie's _______nervous system is active

Answers

Answer:

somatic

relating to the body, especially as distinct from the mind.

WORKSHEET (need help urgent).

Answers

Answer: i got you

Explanation: the 1st is a dog and the bird the 2nd one is the bird the 3rd is the nucules 4th is fish 5th is snake 6th is bird 7th tall tree  thats for all the A

How does RNA polymerase find a gene among all the other DNA sequences in the cell?

Answers

A RNA polymerase finds the gene among all other genes on the DNA strand by unique start and stop codes

This is supposed to be a Venn diagram
Sort these words between Pandemics and Epidemics or both

Answers

Answer:

EpidemicBothEpidemicBothPandemicEpidemicPandemicBothPandemicPandemicPandemic

Explanation:

Pandemic is a widespread occurrence of an infectious disease over a whole country or the world at a particular time.

Epidemic is a a widespread occurrence of an infectious disease in a community at a particular time.

Note: I have numbered the sentences, but they are in order. And I hope that the definitions helped.

Explain how the genetic make up of a population can change over time

Answers

Answer:

The degree of genetic variety within a population and the conditions that drive genetic change are referred to as the population's generic makeup.

Explanation:

i hope this helps you

The genetic makeup can be changed
by the climate or if new foods arrive or
predators. It's all somewhat
surrounded by survival.

Sample Response: The Jaguars would probably have the best finish in a basketball tournament because they have won the most games every season.

What did you include in your response? Check all that apply.

The Jaguars would probably have the best finish in a basketball tournament.
The Jaguars have won the most games every season.

Answers

Answer:

The Jaguars would probably have the best finish in a basketball tournament.

Explanation:

If they have won the most the most games, than therefore the answer would be the one above. I know it is not the other answer because it was saying that they one the most games in every SEASON, not this season.

Answer:

Explanation:

Sample Response: The Jaguars would probably have the best finish in a basketball tournament because they have won the most games every season.

What are the ways that specialized cells group together? Select all that apply. Question 10 options: Organ systems combine to form an organism Organs with related functions group to form a differentiated cell Tissues with similar functions form an organ Cells with similar functions form a tissue.

Answers

Answer:

Organ systems combine to form an organism

Exhttps://brainly.com/question/26571513#:~:text=Tissues%20with%20similar-,functions%20form%20an%20organ%20Cells%20with%20similar%20functions%20form%20a%20tissue.,-Answer%3Aplanation:

Among the leading cause of bad air quality, which do you think is the top contributor of air pollutants?

A. Methane generated from landfills


B.Exhaust from factories and industries


C.The burning of fossil fuels


D.Agricultural Activities

Answers

C is the correct answer. It’s the top contributor out of all of these

name some types of trees that have leaves that change color​

Answers

vine maples, red oaks, dogwoods

What function does the inverted capillary tube perform.

Answers

Answer:

reservoir to trap the compound's vapors.

Explanation:

mark me brainly?

What dinosaur fossil was found in the Transantarctic Mountains in the summer of 1990-1991? During what gelogic time period did this dinosaur live?

Answers

Answer:

the dinasour

Explanation:

because woody like chop so i chopped his wood

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