EOUT states solutions Y7 test

label the arrows

a

b

c

d

condensing

freezing

melting

boiling

Salt disappears into water. This is called ....

• melting

• dissolving

• evaporating

• crystallizing

• subliming

The duck is ​ (a)   because it ​ (b)   dissolve

• insoluble
• doesn't
• soluble
• does

condensation is caused by ....

• cooling

• heating

• dissolving

• diffusing

to turn a liquid into a gas, you must ....

• cool it

• heat it

A blue solid was stirred into water until it dissolved.

• solution

• 
• solvent

• 
• solute

• 

Describe the distance between particles in each state

• quite close

• 
• very close together

• 
• far apart

• 

The particles in the ice are (a)  

The particles in the water are (b)  

• moving very fast
• completely still
• Vibrating on a fixed spot
• moving around slowly

​ (a)   are the easiest to compress

​ (b)   are the hardest to compress

• Solids
• Liquids
• Gases

​ (a)   have the strongest bonds between particles

​ (b)   have the weakest bonds between particles

• Solids
• Liquids
• Gases