Rocks and minerals

Front

What is the outer core of the Earth?

Back

The outer core is the third layer of the Earth, located beneath the mantle and above the inner core. It is made of liquid iron and nickel.

Front

True or False: Minerals are not man-made.

Back

True

Front

What is the crust of the Earth?

Back

The crust is the first layer of the Earth, which is solid and includes the land we walk on and the ocean floors.

Front

What are metamorphic rocks?

Back

Metamorphic rocks are rocks that have changed from extreme heat and pressure within the Earth. They often have layers.

Front

What is weathering?

Back

Weathering is the process that breaks down rocks into tiny pieces.

Front

What is erosion?

Back

Erosion is the process by which rocks and soil are moved from one place to another, often by wind or water.

Front

What are igneous rocks?

Back

Igneous rocks are formed from the cooling and solidification of molten rock (magma or lava).

Front

What are sedimentary rocks?

Back

Sedimentary rocks are formed from the accumulation of sediment, which can include minerals, organic matter, and fragments of other rocks.

Front

What is the mantle of the Earth?

Back

The mantle is the layer of the Earth located between the crust and the outer core. It is made of semi-solid rock that flows slowly.

Front

What is the inner core of the Earth?

Back

The inner core is the innermost layer of the Earth, made of solid iron and nickel, and is extremely hot.