How substances change
Learn how substances can change.
Melting
Explore the process of melting.
Why solids soften
Investigate why solids soften.
Freezing
Explore the process of freezing.
Solidifying
Explore the process of solidifying.
Evaporation
Explore the process of evaporation.
Boiling
Explore the process of boiling.
Condensation
Learn about condensation and when it occurs.
The water cycle
Investigate the water cycle from solids to liquids to gases.
What is green slime?
Learn about the properties of green slime.
Answers
Teacher's Guide.
