Question: Choose your answer.

Which of these resources is renewable?
My Answer: wind

Question: Choose your answer.

Which tool is used to determine the mass of an object?
My Answer: balance

Question: Choose your answer.

When an earthquake wave passes from the crust to the mantle, the wave
My Answer: changes speed.

Question: Choose your answer.

The chemical formula for water is H_{2}O. What does the formula show about each element in the compound?
My Answer:
the number of atoms of each element