Question

The molecules in a sample of oxygen gas are in constant motion. What does an increase in temperature indicate about the movement of the molecules?
A.The molecules are moving closer together.
B.The molecules are moving farther apart.
C.The molecules are moving faster.
D.The molecules are moving slower.

Answer 1

The answer is b but you want to think of why it is moving fast because of the temp indication

Answer 2

C.The molecules are moving faster- Correct answer