Answer:
1. It protects us from the sun.
2. It helps us live, or allows us to live.
3. It gives us protein and oxygen.
4. It contains water, so water for us.
Explanation:
<em>I hope this helped! Have a great day!</em>
<em>Skye~</em>
The supplement of an angle that measures 80 degrees is called an acute angle
They allow you to see how the continents were once placed together.