GP Flashcard 1 (M_24)

Front

Which layer of the earth is the hottest?

Back

The inner core is the hottest layer of the Earth.

Front

Lithospheric plates float on which of Earth's layers?

Back

Lithospheric plates float on the mantle.

Front

What happens to warmer, less dense material?

Back

Warmer, less dense material rises.

Front

List the layers of the earth from the inside to the outside.

Back

The layers of the Earth from the inside to the outside are: inner core, outer core, mantle, crust.

Front

What type of rock is created when magma or lava cools and hardens?

Back

Igneous rock is created when magma or lava cools and hardens.

Front

What is the outermost layer of the Earth called?

Back

The outermost layer of the Earth is called the crust.

Front

What is the layer of the Earth that is semi-fluid and allows tectonic plates to move?

Back

The mantle is the semi-fluid layer that allows tectonic plates to move.

Front

What is the difference between igneous and sedimentary rocks?

Back

Igneous rocks form from cooled magma or lava, while sedimentary rocks form from the accumulation of sediments.

Front

What is the Earth's core primarily made of?

Back

The Earth's core is primarily made of iron and nickel.

Front

What is the process called when rocks are broken down into smaller pieces?

Back

The process is called weathering.