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Mandarinka [93]
3 years ago
6

Name three reasons why the atmosphere is important to life on earth and explain your reasoning.

Biology
1 answer:
Lubov Fominskaja [6]3 years ago
5 0

The atmosphere ensures that all living things can carry out daily processes that are vital to survival, such as breathing. Photosynthesis, for example, could not be possible without an atmosphere, because all of the gasses in our atmosphere stay there due to Earth's gravity.

The atmosphere is vital because it plays a role in the water cycle as well, allowing rain to keep falling and giving life-giving water to organisms that need it.

Life would not be possible without an atmosphere on this planet, along with other vital things, like gravity, sunlight, and water.

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2. What is the main function of the a Reproductive System
vovangra [49]

to give birth to youg one

5 0
3 years ago
Which food group is shown in the picture below? Make sure to write out the full word.
coldgirl [10]

Answer:

MyPlate.

Explanation:  Fruits, Vegetables, Grains, Protein Foods, and Dairy are all shown in the picture.

8 0
3 years ago
A chemical reaction is shown.
mixas84 [53]

Answer:

1) A chemical reaction is shown.

SnO2 + H2 → Sn + H2O

What is true about this chemical reaction?

B.

It is unbalanced because the mass of the reactants (number of atoms) is greater than the mass of the products (number of atoms).

2) Read the information about an experiment.  

Jadon plans on carrying out an experiment involving the burning of steel wool to illustrate the conservation of mass. Steel wool is made of iron. When it is burned it combines with oxygen to form iron(III) oxide.

Which step in his experiment is the most important if he wants his experiment to correctly demonstrate the conservation of mass?

A.

The steel wool should be burned inside of a sealed jar or other closed system.

Explanation:

The explanation to number 1 is that I selected it in my test and got it.

The explanation the number 2 is from the link below:

https://quizizz.com/admin/quiz/5dee60258f1145001bc02ed5/physical-science-2nd-9-weeks-practice-test-2020

8 0
3 years ago
A student in a histology class was asked to describe the structure of a stratified squamous epithelium. Which of the following s
Oduvanchick [21]

Answer:

The correct option is e. tissue composed of several layers of flat cells resting on a basement membrane

Explanation:

When you look in the miscorscope  the structure of a stratified squamous epitellium, you can see several layers of flat cells resting on a basement membrane. In this kind of epitellium not all cells are flat, some have a different shape. As you can imagine, only one of the layers are in touch with the basement membrane.

Another feature of the stratified squamous epitellium is that it can have keratin or not. Examples of this epitellium are found in skin or esophagus.

4 0
4 years ago
I NEED ASAP ( 30 POINTS )
Rasek [7]
If the air is rising, the pressure is low.
If the air is sinking, the pressure is high.

Hope it helped!
6 0
3 years ago
Read 2 more answers
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