Can you send a pic of the example?
Peristalsis is the physical movement or pushing of food along the digestive tract.
Answers:
Number 2: Pine Trees.
Number 3: The Coastal Plain.
Explanation for number 2: The lower part of the Coastal Plain does not have very fertile soil, so not many things can grow except for pine trees and brush.
Explanation for number 3: None needed.
Answer: The answers are in the steps hopes it helps
Explanation:
1. We might learn about the planet and compare it to our planet earth.
2. We might have to know who can survive on the planet or how to survive on the planet
3.We might sent astronauts to the planet.
Trophosphere is the closest layer to the earth