Read the passage below and choose the right answer to the following question (choices are they would slow down or they would speed up ):

If the gas is cooled, the particles will move more slowly, because they will have less energy.


John is playing around with different temperature settings on his bunsen burner. If he cools down a gas in the burner and then lets the gas heat up, what would happen to the gas particles as the temperature got higher they would slow down or they would speed up? 

