The are internet entrepreneurs
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 number of people per square mile is the population density
a solar eclipse, when the moons shadow comes between the sun and earth
