Boiling Points and Melting Points

What You'll Learn

Matter exists in three common states: solid, liquid, and gas. Solids have a fixed shape and volume, liquids have a fixed volume but take the shape of their container, and gases fill any container.

Key Words

liquid
molecule
atom

Steps

Step 1 — Read

Read and learn: Matter exists in three common states: solid, liquid, and gas. Solids have a fixed shape and volume, liquids have a fixed volume but take the shape of their container, and gases fill any container.

Step 2 — Do

Build your model using the materials provided.

Step 3 — Observe

Note any unexpected results.

Step 4 — Record

Share your findings with the class or a partner.

Check Your Understanding

Question 1

1 of 3

What happens during evaporation?