The unit talks about various astronomical tools, but satellites don't
make the list—why? Explain how satellites help us learn more about
the Earth from space and analyze whether they can also help us
learn more about space.

NASA satellites help scientists study Earth and space. Satellites looking toward Earth provide information about clouds, oceans, land and ice. They also measure gases in the atmosphere, such as ozone and carbon dioxide, and the amount of energy that Earth absorbs and emits.

Explanation:

1. dermis

2. chemical

3. urine

4. viruses

5. antibodies