Crystals: How They Form (Part 2)

What You'll Learn

Crystallization occurs when a solution becomes supersaturated and dissolved particles form an orderly solid structure. Snowflakes, salt crystals, and rock candy form this way.

Key Words

mass
volume

Materials Needed

measuring cups
paper towels
thermometer

Safety First

Do not mix unknown chemicals together.

Steps

Step 1 — Read

Read and learn: Crystallization occurs when a solution becomes supersaturated and dissolved particles form an orderly solid structure. Snowflakes, salt crystals, and rock candy form this way.

Step 2 — Do

Conduct the experiment by following the instructions.

Step 3 — Observe

Compare the before and after states.

Step 4 — Record

Write your conclusion: did the results match your hypothesis?

Check Your Understanding

Question 1

1 of 3

What is the chemical formula for water?