Jennifer checked the pressure in her bike tires before school and they had a pressure of 0.890 atm. She checked the tire pressure again after school and they had a pressure of 1.01 atm. Why was there an increase in pressure? Check all that apply.
Answer
A
The temperature increased outside.
B
The temperature decreased outside.
C
The air molecules in the tire moved around more rapidly later in the day and collided with the tire walls with more force.