I believe it's "pollen".
When the pollen grains are washed down into lakes/rivers, scientists can take a sample of the sediment layers and see what plants were growing at that time. They can then make inferences about the climate and how that affected the plants growing there.
Hope this helps!
Answer:
C. The objects can only attract each other and the force depends on their masses.
Explanation:
These are the answers to the question. The correct answer is going to be C. The objects can only attract each other and the force depends on their masses. I know this, because I got it wrong and that was the right answer.
A.
The objects can only repel each other and the force does not depend on their masses.
B.
The objects can attract and repel each other and the force depends on their masses.
C.
The objects can only attract each other and the force depends on their masses.
D.
The objects can attract and repel each other and the force does not depend on their masses.
The correct answer is .....D
Urbanization can cause the air to become dirty, thick, and even harmful to breathe in
