Q: Fact: most canyons are formed by flowing rivers through erosion over long periods of time
Question: Which was happens most near canyons

A: riverflow

Q: Fact: rocks sometimes contain aluminum
Question: A rock quarry can contain in its rocks

A: foil material

Q: Fact: echo is when sound reflects off of a surface
Question: Where would you hear sound reflecting off surfaces?

A: canyon

Q: Fact: cold temperatures cause animals to shiver
Question: People shiver when they are cold and animals:

A:
do the same