Question

A car tyre has a constant volume. Why does the pressure of the air in the tyre increase when its

temperature increases?

A) The air molecules hit each other less often.
B) The air molecules hit the inside of the tyre less often.

C) The average speed of the air molecules in the tyre is greater.

D) There are more air molecules in the tyre

Answer 1

C) The average speed of the air molecules in the tyre is greater.

Step-by-step explanation:

As temperature increases the speed of the molecule increases too.