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.
Landforms are shaped by constantly by natural forces
His experiment can show <span>movement of pollutants through the groundwater!</span>
If there are bodies of water and land to cultivate nearby then that is a good situation for agriculture to take place so that there is where to plant and also a source of water to keep the plants alive and growing. Where human beings find such a geographic situation, say like along the Nile River then a class of small farmers can develop and this is a social stratum.