1. The Choice is Yours!

2. Yes Or No No – It is made of rock, combined with sand and water.

3. Yes Or No No – Mud is a mixture of silt, clay, and water.

4. Yes – Lava was originally melted rock that has been cooled.

5. No - Different types of rocks were combined and shaped by man to create the asphalt.

6. No – Like the asphalt, glass is made of rock material and combined with other materials and shaped by man.

7. No – Pots are shaped through a human-made process, not a geologic process.

8. Yes – Coral was once living but this coral has become hardened as a fossil.

9. Yes – Limestone is made of calcite.

10. Yes - Iron Ore is made out of sediments of iron.

11. No – Like asphalt, concrete is made by man.

12. Yes – Coal is a rock formed by the hardening of solid organic debris.

13. No – Bricks are made up of rocks and other materials formed by humans.

14. Yes – Gravestones are made out of rocks and shaped by humans.

15. Yes – Marble is naturally occurring, just shaped by man.

16. Yes – Granite is naturally occurring and is a mixture of different minerals.