Geology Unit Test

1. Which type of rock is formed by the cooling and hardening of magma or lava?

• Sedimentary Rock
• Igneous Rock
• Metamorphic Rock

2. What are the three main types of rocks in the rock cycle?

• Magma, lava, and sediment
• Metamorphic, volcanic, and sedimentary
• Igneous, sedimentary, and metamorphic

3. How does a sedimentary rock form?

• By cooling and hardening of magma
• From layers of sediment being pressed together
• Through heat and pressure deep underground

4. True or False: Rocks go through a set path in the rock cycle and always follow the same sequence.

• True
• False

5. What kind of rock is formed when existing rocks are changed by heat and pressure deep within the Earth?

• Igneous Rock
• Sedimentary Rock
• Metamorphic Rock

6. A scientist discovered this fossil when working at a site. Which type of rock were they likely digging into?

• Igneous Rock
• Sedimentary Rock
• Metamorphic Rock

7. What geologic process changes pieces of rocks, minerals and other materials into sedimentary rocks?

• Compacting and Cementing
• Heat and Pressure
• Cooling
• Melting

8. What characteristic can be present in metamorphic rocks?

• Fossils
• Air pockets
• Foliation
• Glassy surface

9. What type of rock is formed from slow cooling magma UNDER the earth's surface?

• Intrsuive Ignenous
• Extrusive Igneous

10. President Lincoln inside the Lincoln Memorial was carved out of white Georgia marble (formed from Earth's pressure and heat). What type of rock is marble?

• Igneous
• Metamorphic
• Sedimentary
• None of the above