Vocabulary
Matter
Anything that has mass and takes up space.
How are particles arranged in a solid?
Very close together, tightly packed, organized
What do scientists do before conducting an experiment?
Make a claim or prediction!
What will happen to water if it is left out in the sun?
The water will evaporate!
Evaporation
When a liquid changes into a gas.
Which state of matter has a definite shape AND volume?
Solid
What happens when you take away heat from a liquid? It turns into a ______.
Solid
What change would need to happen to make liquid water a solid?
Heat taken away
Water Vapor
A gas.
Which state of matter has a definite volume but takes the shape of its container?
Liquid
What happens to particles when they get really cold?
They become much closer together.
Remember the balloon or soccer ball example!
What change would cause a substance to melt?
Heat being added.
Volume
The amount of space that matter takes up.
When heat is added to a liquid it turns into a ____ .
Gas
Describe what happened in the pop rocket experiment from our video.
Once tablet touched the water, it created a chemical reaction (gas)
The pressure built up inside the container from the gas particles moving in every direction caused the pop rocket to shoot up.
Hot weather!
During condensation, a gas is turning into a _____ .
Liquid
Explain why a gas fills its entire container.
Its particles are spread out and move freely in all directions.
Ex: a balloon
If we remove heat from a gas, it changes to a _____.
Liquid
What can you do to change a liquid to a gas?
Heat it up!