Answer:
.02
Explanation:
When finding population density, divide the amount of people, animals or things in the region by the total square miles. 40/2000 is .02.
It rains, water moves and erodes the land and creates valleys and rivers.
Scientist rely on <em>Biology </em>concepts when researching crop production and medicine.
The answer is <span>Reuptake.
Have a nice day :-)</span>
Answer:
the answer is C
Explanation: The deep ocean circulation of water is caused by convection currents in water that allow cold water to rise and warm water to sink.