25
Lesson 25 of 84 · Matter
ExperimentMatter and Its Properties
What You'll Learn
Phase diagrams show how temperature and pressure affect the state of matter. Water's triple point is where solid, liquid, and gas phases all exist simultaneously.
Key Words
- chemical change
- temperature
- melting point
Materials Needed
- thermometer
- strainer
- ice cubes
Safety First
- Do not mix unknown chemicals together.
Steps
Step 1 — Read
Read and learn: Phase diagrams show how temperature and pressure affect the state of matter. Water's triple point is where solid, liquid, and gas phases all exist simultaneously.
Step 2 — Do
Gather your materials and set up your workspace.
Step 3 — Observe
Look for patterns in your observations.
Step 4 — Record
Make a graph or chart showing your results.
Check Your Understanding
Question 1
1 of 3Which state of matter fills its entire container?