Unit 3 Layers of Earth Vocabulary (previously 4a)

Question 1

crust that makes up the continents, made mostly of granite

Accepted Answer

Continental crust

Question 2

The make-up of a thing or material, what something is made of, its ingredients

Accepted Answer

composition

Question 3

crust that is under the oceans, it is made mostly of basalt

Accepted Answer

oceanic crust

Question 4

The liquid layer of the Earth’s core that lies beneath the mantle and surrounds the inner core.

Accepted Answer

Outer core

Question 5

The solid, dense center of Earth that extends from the bottom of the outer core to the center of the Earth

Accepted Answer

inner core

Question 6

mass per unit volume

Accepted Answer

density

Question 7

the layer of rock between the Earth's crust and core

Accepted Answer

mantle

Question 8

the thin and solid outermost layer of Earth above the mantle

Accepted Answer

crust

Question 9

a block of lithosphere that consists of the crust and the rigid , outermost part of the mantle

Accepted Answer

Tectonic plate

Question 10

The flow of matter due to differences in density

Accepted Answer

Convection current

Question 11

the soft layer of the mantle on which Earth’s tectonic plates move

Accepted Answer

Asthenosphere

Question 12

the solid, outer layer of the Earth that consists of the crust and the rigid uppermost part of the mantle.

Accepted Answer

Lithosphere

Question 13

the central part of Earth below the mantle

Accepted Answer

Core

Questions 13