Question

A football filled with air is left outside on a hot, sunny day. If no air leaks out of the ball, what will happen to the air molecules inside the ball?
A. They will start moving faster.
B. They will decrease in number.
C. They will start moving slower.
D. They will increase in number.

Answer 1

Answer:

A. They will start to move faster

Explanation

The kinetic energy of the air molecules increases thus the molecules vibrate faster

Answer 2

Answer:

They will start to move faster.

Explanation:

As temperature increases the motion of molecules also increases!

Hope that helps :)