Earth's Structures Practice

What type of rock is formed from existing rocks that have been changed by heat and pressure?

• Igneous Rock

• Sedimentary Rock

• Metamorphic Rock

• Volcanic Rock

What is the solid part of the Earth called?

• Lithosphere

• Hydrosphere

• Atmosphere

• Biosphere

What is the term for the layer of gases surrounding the Earth?

• Atmosphere

• Stratosphere

• Troposphere

• Exosphere

What is the process by which rocks are broken down into smaller pieces?

• Erosion

• Weathering

• Sedimentation

• Metamorphism

What is the process called where Earth's materials are constantly changed and recycled?

• rock cycle

• water cycle

• carbon cycle

• nitrogen cycle

What is the outermost layer of the Earth called?

• Mantle

• Core

• Crust

• Lithosphere

What type of rock is formed from cooled magma or lava?

• Sedimentary Rock

• Metamorphic Rock

• Igneous Rock

• Volcanic Rock

What is the innermost layer of the Earth?

• Mantle

• Crust

• Core

• Lithosphere

What is the term for the movement of tectonic plates?

• Plate Tectonics

• Continental Drift

• Seafloor Spreading

• Subduction Zones

What type of rock forms from sediment, which are pieces of weathered and eroded rock?

• Igneous Rock

• Metamorphic Rock

• Sedimentary Rock

• Volcanic Rock