8th science ch. 3 lesson 1

Match the following

• inner core

• the rock that forms Earth’s outer layer

• mantle

• a layer of hot rock

• outer core

• is a dense ball of solid metal

• crust

• is a layer of molten metal surrounding the inner core

Match the following

• seismic waves

• the crust and uppermost mantle into a single layer

• Asthenosphere

• when earthquakes occur they cause these waves

• Lithosphere

• the solid yet bendable layer

What happens to the temperature as you travel deeper into the Earth's interior?

• temperature increases as you travel deeper

• temperature decreases as you travel deeper

Label the layers of the Earth

a

b

c

d

inner core

outer core

crust

mantle

The crust is broken up into moving ​ (a)   that float on top of the ​ (b)   .

• plates
• mantle
• continents
• core
• magma

What are the two types of crust?

• oceanic

• continental

• mineral

• basalt

(a)   is made up of mostly granite.

• Continental crust
• Oceanic crust

(a)   is made up of mostly basalt.

• Oceanic crust
• Continental crust

What is continental crust mostly made up of?

• granite

• basalt

What is oceanic crust mostly made up of?

• granite

• basalt