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Exploring Earth's Layers

Authored by Johann Slabbert

Geography

10th Grade

Exploring Earth's Layers
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the three main layers of the Earth?

Crust, Mantle, Core

Rock, Water, Air

Inner Shell, Outer Shell, Surface

Lithosphere, Atmosphere, Hydrosphere

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which layer of the Earth is the hottest?

Crust

Mantle

Outer core

Inner core

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the outermost layer of the Earth called?

Crust

Lithosphere

Mantle

Core

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Describe the composition of the Earth's crust.

The Earth's crust is primarily made of water and carbon dioxide.

The crust consists mainly of gold, silver, and platinum.

The Earth's crust is composed mainly of oxygen, silicon, aluminum, iron, calcium, sodium, potassium, and magnesium, forming minerals like feldspar and quartz.

The Earth's crust is composed of gases like nitrogen and hydrogen.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the mantle primarily made of?

Iron and nickel

Granite and basalt

Water and ice

Silicate minerals, primarily olivine and pyroxene.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How thick is the Earth's core compared to the crust?

The Earth's core is about 10 times thicker than the crust.

The Earth's core is thinner than the crust.

The Earth's core is about 50 to 680 times thicker than the crust.

The Earth's core is 1000 times thicker than the crust.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the difference between the inner and outer core?

Both the inner and outer core are solid.

The inner core is gas; the outer core is solid.

The inner core is liquid; the outer core is solid.

The inner core is solid; the outer core is liquid.

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