Unit 3 Test (Earth Science)

This rock was another type of rock that was heated and compressed over time. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

This rock started as molten magma. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

What are the 3 major types of rocks?

• Igneous, Metamorphic, Sedimentary
• Metamorphic, Igneous, Cementation
• magma, lava, crystals

Rock that forms when sediment from older rocks get pressed and cemented together.

• Sedimentary Rock
• Metamorphic Rock
• Igneous Rock

_______ rock forms from magma/lava

• Metamorphic
• Sedimentary
• Igneous

Lava that cools and hardens beneath the earth's surface is called what?

• Intrusive Rock

• Extrusive Rock

• Lava

• Magma

After a volcanic eruption, the lava that cools and harden on the earth's surface is known as what?

• Intrusive Rock

• Extrusive Rock

• magma

• sludge

Huge pieces of lithosphere that slowly move on the asthenosphere and consist of the crust and the rigid, uppermost part of the mantle

• tectonic plates

• North American Plate

• Eurasian Plate

• African Plate

How many total tectonic plates are there on the earth's surface?

• 1

• 7

• 14

• 100