Earth's Composition

Front

What is density?

Back

Density is a measure of how much mass is contained in a given volume. It is calculated using the formula: Density = Mass/Volume.

Front

What two types of measurements make up density?

Back

Mass and Volume.

Front

Which layer of the Earth is denser: the crust or the mantle?

Back

The mantle is denser than the crust.

Front

Arrange the Earth's layers from least dense to most dense: Crust, Mantle, Outer Core, Inner Core.

Back

Crust, Mantle, Outer Core, Inner Core.

Front

Why does oceanic crust go under continental crust?

Back

Because oceanic crust is more dense than continental crust.

Tags

NGSS.MS-ESS2-3

Front

What is the order of Earth's layers from lowest to highest temperature?

Back

Crust, Mantle, Outer Core, Inner Core.

Front

What is the Earth's crust primarily made of?

Back

The Earth's crust is primarily made of rocks and minerals.

Tags

NGSS.MS-ESS2-1

Front

What is the difference between oceanic crust and continental crust?

Back

Oceanic crust is thinner and denser than continental crust.

Front

What is the composition of the Earth's inner core?

Back

The inner core is primarily composed of iron and nickel.

Tags

NGSS.MS-PS1-1

Front

What is the mantle made of?

Back

The mantle is made of semi-solid rock that flows slowly over time.