7G1 Test yourself on the Particle Model of Solids, Liquids and Gases

Solids cannot be compressed: True or False?
1. True
2. False
Liquids cannot be compressed: true or false?
1. True
2. False
Which of these states of matter flow? Check one or more boxes
1. Solids
2. Liquids
3. Gases
A liquid takes the shape of....
1. the entire container it is placed in
2. the bottom of the container it is placed in
A gas takes the shape of....
1. the entire container it is placed in
2. the top of the container it is placed in
Which state(s) of matter have a definite volume?
1. Solid
2. Liquid
3. Gas
When a metal bar is heated, it expands because
1. the particles in the metal gain energy and become bigger
2. the particles in the metal do not become bigger themselves, but vibrate faster and move further apart
Particles in a solid are...
1. Far apart
2. Close together
3. Very close together
Particles in a solid...
1. can only vibrate about a fixed position which doesn't change
2. can move around slowly in any direction
Particles in a liquid...
1. move around quickly in any direction
2. move around slowly in any direction
Particles in a gas... (select all answers that apply)
1. are far apart
2. move around quickly in any direction
3. there is no pull force between them
What is the name of the process by which a smell (eg perfume) spreads through a room?
Diffusion takes place in... (check all answers that apply)
1. Gases
2. Liquids
3. Solids
At the start of the collapsing can experiment...
1. the air pressure inside and outside the can is the same
2. the air pressure inside the can is larger than that outside
3. the air pressure outside the can is larger than that inside
The can collapses because steam in the can is changed back into water. What is the name of this process?
The can collapses because... (check all that apply)
1. The air pressure inside the can is very small
2. The air pressure inside the can is very large
3. There is a vacuum inside the can
4. The pressure of the atmosphere outside the can is very large