Layers of the Earth - Assessment

1.

Multiple Choice

30 sec

1 pt

Which layer is shown in red?

crust

mantle

outer core

inner core

2.

Multiple Choice

30 sec

1 pt

Which layer is made of "flowing" solid rock (think clay or pudding)?

crust

mantle

outer core

inner core

3.

Multiple Choice

30 sec

1 pt

Which layer is made (mostly) of LIQUID iron and nickel?

crust

mantle

outer core

inner core

4.

Multiple Choice

30 sec

1 pt

Sally is researching the differences that exist in each layer of the Earth. Which of the following best describes Earth's crust?

Solid, rocky

Liquid, metallic

Semisolid, convecting

Dense, extremely hot

5.

Multiple Choice

30 sec

1 pt

Which of the following is true regarding the composition of the lithosphere?

The lithosphere is mostly liquid, with some medium-density materials, such as silicon.

The lithosphere is more plastic and flows slowly compared to the solid crust of Earth.

The lithosphere includes the core and the lower portion of the mantle.

The lithosphere includes the crust and the uppermost portion of the mantle, which is sold and rigid.

6.

Multiple Choice

30 sec

1 pt

The layer that lies beneath the mantle and surrounds the inner core.

mantle

outer core

inner core

crust

7.

Multiple Choice

30 sec

1 pt

This is the outermost, rigid layer of the Earth, made up of two parts, is divided into pieces call tectonic plates.

Inner Core

Asthensophere

Lithosphere

Outer Core

8.

Multiple Choice

30 sec

1 pt

Which layer of the Earth is the THINNEST?

crust

mantle

outer core

inner core

9.

Multiple Choice

30 sec

1 pt

Which layer of the Earth is the THICKEST?

crust

mantle

outer core

inner core

10.

Multiple Choice

30 sec

1 pt

Which layer is the hottest?

crust

mantle

outer core

inner core

11.

Multiple Choice

30 sec

1 pt

Which layer is the coolest?

crust

mantle

outer core

inner core

12.

Multiple Choice

30 sec

1 pt

The core is mostly made up mostly of which elements?

Oxygen and Silicon

Silicon and Magnesium

Nickel and Iron

Iron and Magnesium

13.

Multiple Choice

2 mins

1 pt

Tectonic plates are made up of continental crust and ________ crust.

continental

oceanic

plates

mantle

14.

Multiple Choice

30 sec

1 pt

Why is the inner core solid?

its unknown

what it's made of

the pressure

it is colder than the outer core

15.

Multiple Choice

30 sec

1 pt

What is the correct order (starting from the surface) of Earth's layers?

crust, outer core, inner core, mantle

mantle, outer core, inner core, crust

crust, mantle, outer core, inner core

outer core, inner core, crust, mantle

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