Solid, Liquid, or Gas?
Definitions
Physical Change vs Chemical Change
True or False?
Questions with Pictures:
100
Water is a:
Liquid
100
Melting:
A change from solid to liquid
100
Cutting an apple into 6 slices
Physical change
100
True or False: You can make your own ice cream using table salt
False, you need rock salt.
100
Tell me what each picture represents:
Green: Gas Blue: Liquid Red: Solid
200
A hamburger is a:
Solid
200
Matter:
Anything that has mass and takes up space
200
Food is digested
Chemical change
200
True or False: A paper towel absorbing water is a chemical change.
False
200
What change in state is being shown here?
Evaporation
300
Carbon Dioxide is a:
Gas
300
Freezing:
A change from liquid to solid
300
Baking soda reacts to vinegar
Chemical change
300
True or False: The water collecting on the mirror when you shower is an example of condensation.
True
300
Explain in your own words how our experiment connected to our unit.
Ice cream is made by shaking ice and rock salt at a high speed to freeze the ingredients in the bag!
400
Ice Cream is a:
Solid
400
Condensation:
A change from a gas to a liquid
400
Wood rots
Chemical change
400
True or False: Shape is an example of a physical property.
True
400
What type of change does this show?
Fireworks are a chemical change.
500
CO2 is a:
Gas
500
Sublimation:
change from a solid directly to a gas
500
Table salt dissolves in water
Physical change
500
True or False: Gas particles are not packed tightly together, but still touch each other.
False, gas particles are spread far out from each other. This is describing liquid particles.
500
What change in state process is being shown here?
Sublimation