7. Gases can be easily squeezed into a smaller volume a property known as

20. In a closed container gas particles collide with the walls and these collisions create

6. Adding more gas molecules to a rigid sealed container will cause the _______________ to increase

1. If the temperature of a gas increases while its volume is held constant its pressure will

2. When the volume of a container of gas is decreased while its temperature is held constant the pressure inside will

3. If the pressure on a gas is decreased while its temperature is held constant its volume will

18. Lighter gas particles will mix or escape through a tiny hole _______________ than heavier gas particles

16. If the volume of a gas is allowed to increase and its pressure decreases its temperature will _______________ if no heat is added or removed

5. When the temperature of a gas decreases while the pressure remains constant its volume will

11. If the pressure of a gas is held constant and its temperature rises its volume will

10. Unlike solids or liquids the particles in a gas are very far _______________

19. The force exerted by a gas per unit area on the walls of its container is known as

4. A gas will naturally expand to fill any container because its particles are in constant_______________ motion