End of Year 9 Flashcards
1
Q
Latent heat of fusion
A
Solid to Liquid
2
Q
Latent heat of vaporisation
A
Liquid to Gas
3
Q
Whats Gas Pressure?
A
Caused by particles colliding with the walls of the container
4
Q
When does the Gas Pressure increase?
A
When the temperature increases, or the volume of the container decreases
5
Q
What happens to a beach ball if you put it in a freezer?
A
It will appear deflated. The gas inside the ball has cooled, so the pressure has decreased. The gas now has less energy, so there will be less collisions with the wall of the container
