Layers of the Earth

Match the following layers of the Earth with their descriptions.

• The solid innermost layer, primarily composed of iron and nickel.

• Crust

• The thickest layer, composed of silicate rocks rich in magnesium and iron.

• Inner Core

• The outermost layer, composed of solid rock, forming the Earth's surface.

• Mantle

• The liquid layer surrounding the inner core, also composed of iron and nickel.

• Outer Core

Which layer of the Earth is the thinnest?

• Inner Core

• Outer Core

• Mantle

• Crust

When does planetary differentiation occur?

• When the planet is forming and cooling

• When the planet is fully formed

• During a planet's destruction

• During a planet's expansion.

Tags

NGSS.HS-ESS1-6

Which layer of the Earth is liquid?

• Crust

• Mantle

• Outer Core

• Inner Core

What elements primarily compose the Earth's outer core?

• Iron and Nickel

• Silicon and Oxygen

• Carbon and Hydrogen

• Magnesium and Aluminum

Why is the Earth's inner core solid despite being hotter than the outer core?

• Due to low pressure

• Due to intense pressure

• Due to low temperature

• Due to high temperature.

Label the Layers of the Earth.

d

e

f

g

a

b

c

Outer Core

Lithosphere

Continental Crust

Asthenosphere

Inner Core

Oceanic Crust

Mantle

Which process are the students able to model and observe in the investigation after carefully shaking and setting the jar down?

• Plate Tectonics

• Seismic Activity

• Radioactive Decay

• Planetary Differentiation

Drag the layer of Earth that matches each part of the model.

a

b

c

Mantle

Crust

Core

Tags

NGSS.MS-ESS2-1

Place a letter in each blank box at each location on the cross-section of Earth.

a

b

c

d

e

Q- 0.84 g/ml

T- 0.80 g/ml

U- 0.76 g/ml

R- 0.92 g/ml

S- 1.26 g/ml

Tags

NGSS.MS-ESS2-1