Q: What happens when water flows over a rock for a long period of time?
A: erosion
Q: Which is an example of a chemical reaction?
A: nails rusting
Q: The Mariana Trench is the deepest ocean trench on Earth. This trench occurs at a plate boundary where
A: one plate is being forced beneath another.
Q: What is determined by the speed that Earth rotates on its axis?
A:
the length of a day