Earth's Changing Surface Quiz

What is the core of the Earth mostly made of?

• Iron and nickel

• Silicon and oxygen

• Aluminum and magnesium

• Carbon and hydrogen

Which type of rock is created from heat and pressure inside the Earth?

• Igneous rock

• Metamorphic rock

• Sedimentary rock

• Extrusive rock

What is the process by which rock is broken down by natural forces such as water, wind, and gravity?

• Crystallization

• Weathering

• Compaction

• Erosion

What is the outer thin layer of the Earth called?

• Lithosphere

• Mantle

• Core

• Crust

What is the mixture of weathered rocks, organic materials, water, and air called?

• Soil

• Dirt

• Silt

• Gravel

What is the process by which sediment settles in new locations?

• Erosion

• Weathering

• Deposition

• Compaction

What is the thickest layer of the Earth?

• Crust

• Mantle

• Outer Core

• Inner Core

Which type of rock is formed by the cooling of magma or lava?

• Sedimentary rock

• Metamorphic rock

• Igneous rock

• Extrusive rock

What is the process by which rocks are moved from one place to another?

• Deposition

• Erosion

• Weathering

• Compaction

What is the layer of the Earth located below the lithosphere?

• Core

• Mantle

• Crust

• Atmosphere