Rocks Review

1. A scientist who studies rocks, minerals, and the layers of the earth is called a _____________.

• paleontologist
• meteorologist
• geologist

2. A solid material that is made up of one or more minerals is called a _________________.

• rock
• mineral
• geologist

3. __________ are made of a single type of crystal.

• Rocks
• Minerals
• Soil

4. The way a rock looks, such as round, square, or rectangular is called ________________________.

• color
• texture
• shape

5. The way a rock or mineral shines or reflects light is called ____________.

• luster
• texture
• hardness

6. The way a rock feels, such as smooth or rough is its ________________.

• luster
• texture
• hardness

7. A measure of how easily a rock or mineral can be scratched is ___________________.

• texture
• luster
• hardness

8. The _____________________ scale organizes rocks and minerals from softest to hardest.

• Geologist's Rock Scale
• Mohs Hardness Scale
• Mohs Mineral and Rock Scale

9. What is the softest mineral?

• diamonds
• quartz
• talc

10. The hardest mineral found on earth is ________________.

• talc
• quartz
• diamond