States of Matter
What are the three common states of matter?
Solid, liquid, and gas
Everything is made of tiny little _____.
particles
When particles get heated, they move this way.
faster
How do particles move in a solid?
They vibrate in place.
Name the three common states of matter.
Solid, liquid, and gas
In which state do particles vibrate in fixed positions?
Solid
Particles are always doing this.
Moving
This measures how hot or cold something is.
Temperature
How do particles move in a liquid?
They slide past each other.
True or False: Particles stop moving at room temperature.
False
Which state of matter has particles that move freely and spread out?
Gas
When matter gets heated, particles move this way.
Faster
Temperature measures the average _____ energy of particles.
How do particles move in a gas?
They move freely and quickly in all directions.
Heating a substance increases the particles’ _____ energy.
Kinetic
What state of matter takes the shape of its container but keeps the same amount
liquid
There are spaces between these.
Particles
When particles are heated, they usually spread farther _____
Apart
What happens to particle movement when matter is heated?
Particles move faster.
Why are gases easy to compress?
Because there are large spaces between the particles
Which state has the fastest particles?
Gas
Different materials are made of different kinds of these.
Particles
This happens when particles gain enough energy to change from liquid to gas.
Evaporation
Which state of matter has the fastest-moving particles?
Gas.
Why does the smell of garlic spread through a room?
Because gas particles move freely and diffuse through the air