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Luden [163]
3 years ago
11

Why does warm air rise? Why does cool air sink?

Biology
1 answer:
Sever21 [200]3 years ago
5 0
I know the answer to this but I need you to answer my math question
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Plss helppp!!
irina [24]

Answer: I believe the answer would be C -- Changes observed in seismic wave data.

Explanation:

Geologists use rock samples as direct evidence about earth's layers, and they  use seismic waves as indirect evidence to study the Earth’s structure.

I hope this helps!

8 0
3 years ago
Which structure surrounds and protects an animal cell
kvv77 [185]
Cell membrane... i believe this to be the correct answer
8 0
3 years ago
Which is not a result of increased flexibility
jek_recluse [69]

The answer is: decreased circulation


Increased flexibility tend to be achieved by implementing stretching exercise. When we stretch, we would improve our blood circulation because the movement help the blood to flow in different type of direction. In the long run, exercises to increase flexibility would have positive benefit for our cardiovascular system.



4 0
3 years ago
Help please I need it correct
enyata [817]
The answer is D. Identity of an element is determined by the number of protons, also called the Atomic Number. On the periodic table the atomic number is found above the element name. If you take away or add a proton, the element is not the same element anymore
6 0
3 years ago
If a bone is immersed in a weak acid such as vinegar for several days, its inorganic components will dissolve. What will be the
Alex777 [14]

The answer is The bone will become soft and Flexible

Inorganic component of bone would be consist of calcium and other deposition that makes the bone hard. The inorganic components are easily dissolved by acid which are used by osteoclast cell to remodel the bone. After the inorganic component removed, the bone will lose its hardness which make them more flexible.

3 0
3 years ago
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