Rocks Anticipation Guide

Name______Date______

Directions: Write true or false on the line in front of each statement. DO NOT write T or F on the provided lines!!

1. ______When studying a rock sample, geologists observe the rock’s texture, origin, and mineral composition.

2. ______The texture of a rock is the way it smells and feels.

3. ______A rock is a hard piece of Earth’s crust.

4. ______The three kinds of rocks are basalt, granite, and quartz.

5. ______Sedimentary rocks are formed from magma or lava.

6. ______Igneous rocks are formed through a process of weathering, erosion, deposition, compaction, and cementation.

7. ______Metamorphic rocks are formed through a process of extreme heat, extreme pressure or a chemical reaction.

8. ______The three types of sedimentary rocks are clastic, organic and chemical..

9. ______Metamorphic rocks are classified by their texture, origin and mineral composition.

10. ______Geologists classify metamorphic rock according to to whether the rock is foliated or nonfoliated.

11. ______Most sedimentary rocks are formed from sediment that is compressed and cemented together.

12. ______Any kind of rock can change into any other kind of rock.