How are the particles arranged in solids?
The particles are packed together.
In liquids the particles touch each other. But they are not so closed.
How are the particles arranged in gases?
Particles in gas are far apart.
The particles can only vibrate
Say a property of liquid that they do not share with solids or gases.
It takes the shape of the container in which it is in.
How are the attractive forces in gases?
The particles can move easily because there are no attractive forces between them.
Complete the sentence:
SOLIDS HAVE A _____ SHAPE.
FIXED
Liquids can _______ shape.
change
Can you compress gas? what happen when you do it?
The particles move closer together and the gas takes up less space.
Explain why a solid expands when it is heated.
When solids are heated more strongly, they melt. They become liquid.
Explain why solids and liquids cannot be compressed (squashed into a smaller volume)
What happen when steam in the bathroom hits a cold surface, such as a mirror?
What happen with particles when they start vibrating more and more?
The particles vibrate so much that the attractive forces between them are not strong enough to hold them in a fiexed pattern.
Why liquid can flow? How are the attractive forces between the particles?
The attractive forces between the particles are weak enough to allow them to move but strong enough to hold them together.
How a liquid changes to gas?
If you heat water, it will boil. All the water rapidly changes to steam.