Particle model grade 4

How do Liquid behave in a container?

• Cluster together
• form a solid
• They take the shape of their container
• leak out 

Which states allow easy flow of particles

• Gas and Solid
• Gas and Liquid
• Solid and Liquid
• Gas only

Which states allow easy flow of particles

• Gas and Solid
• Gas and Liquid
• Solid and Liquid
• Gas only

What sorts of things are made of particles?

• Everything in the universe
• Anything solid
• Water 
• Most solids, liquids and gases. 

Can Solids be compressed?

• No
• Yes
• Sometimes (it depends what it's made of)
• Generally no

Which state of matter can be compressed?

• Solid
• Liquid 
• Gas

What happens to particles as they heat up?

• They slow down
• Nothing
• They don't move
• They speed up

Which state of matter has particles that move the least/slowest?

• solid

• water

• gas

Adding HEAT to matter causes its particles to:

• move faster and farther apart
• Move slower and farther apart
• Move faster and closer together
• Move slower and closer together

Which of the following occurs when a liquid becomes a gas?

• the particles slow down
• the particles beak away from one another
• the particles move closer together