Unit 2 7th Grade

This layer of the Earth is make of solid iron and nickel and is about 5,000 degrees Celsius.

• asthenosphere

• outer core

• inner core

• lithosphere

This layer is composed mostly of rocks that includes the crust and the outer mantle.

• asthenosphere

• inner core

• outer core

• lithosphere

This is a layer of rock that is soft and can move slowly.

• asthenosphere

• inner core

• outer core

• lithosphere

This layer is extremely hot liquid and is made mostly of liquid iron and nickel.

• asthenosphere

• inner core

• outer core

• lithosphere

Which label belongs in the box?

c

outer core

crust

inner core

mantle

Which label belongs in the box?

a

inner core

crust

mantle

outer core

Where is the outer core?

b

mantle

outer core

inner core

crust

The idea proposed by Alfred Wegner that the Earth's continents move relative to each other was called Continental _____

Tags

NGSS.MS-ESS2-3

The process by which gases in the atmosphere warm the planet which makes it possible to live on Earth.

• continental drift

• plate tectonics

• greenhouse gases

• greenhouse effect

Tags

NGSS.HS-ESS2-4

NGSS.HS-ESS2-6

_____ tectonics theory states that Earth's crust is made up of individual plates that gradually move in relation to each other.

Tags

NGSS.MS-ESS2-3