Use this scenario to answer questions 3-7. You are interested in finding out how different AIR TEMPERATURES affect the SPEED at which gas molecules move. With a classmate, you have planned the following investigation:
Identify the INDEPENDENT VARIABLE (the cause) in this investigation from the list below:
A. The distance between the two students in the room
B. Amount of time before they smell the gas
C. The type of gas in the container
D. Temperature of the room
