49
Lesson 49 of 84 · Earth Systems
ExperimentMinerals and Their Properties (Part 2)
What You'll Learn
Minerals are naturally occurring, inorganic solids with a crystalline structure and definite chemical composition. Minerals are identified by hardness, luster, color, streak, and cleavage.
Key Words
- rock cycle
- aquifer
Materials Needed
- clay
- water
- plastic tray
- magnifying glass
- newspaper
- spray bottle
Safety First
- Keep small objects away from young children.
- Work in a well-ventilated area when using vinegar or other strong-smelling substances.
- Dispose of materials properly after the experiment.
Steps
Step 1 — Read
Read and learn: Minerals are naturally occurring, inorganic solids with a crystalline structure and definite chemical composition. Minerals are identified by hardness, luster, color, streak, and cleavage.
Step 2 — Do
Measure and record your data in a table.
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 3What makes soil fertile?