KS3 Phase Change recap

These particles are representing which state of matter?

• gas

• solid

• liquid

These particles are representing which state of matter?

• liquid

• solid

• gas

These particles are representing which state of matter?

• liquid

• solid

• gas

Match the properties to the state:

Groups:

(a) Solids

,

(b) Liquids

,

(c) Gases

,

(d) Fluids (liquids & gases)

• Particles are weakly bonded

• Particles have a regular shape

• Particles are spread out (low density)

• Can flow

• Particles are NOT bonded

• Particles slide past each other

• Particles are strongly bonded

• Have a fixed shape

• Take the shape of the container

A solid changing into a liquid is ​ (a)   .

A liquid changing into a gas is ​ (b)   .

A solid changing into a gas is ​ (c)   .

• melting
• boiling
• sublimating
• freezing
• condensing
• depositing

A gas changing into a liquid is ​ (a)   .

A liquid changing into a solid is ​ (b)   .

A gas changing into a solid is ​ (c)   .

• melting
• boiling
• sublimating
• freezing
• condensing
• depositing