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Rocks & Minerals 3rd grade

Total questions: 20

Worksheet time: 2hrs 40mins

Name
Class
Date
1.

A rock is a solid substance made of minerals.

a)

True

b)

False

2.

Layers of the Earth - What is the hot layer of the Earth closest to the crust?

a)

Mantle

b)

Inner Core

c)

Outer Core

d)

Crust

3.

Layers of the Earth - What is the center of the Earth?

a)

Crust

b)

Outer Core

c)

Mantle

d)

Inner Core

4.

Layers of the Earth - Which layer is the surface of the Earth?

a)

Outer Core

b)

Mantle

c)

Crust

d)

Inner Core

5.

Layers of the Earth - Which layer is the hot layer closest to the inner core?

a)

Outer Core

b)

Inner Core

c)

Crust

d)

Mantle

6.

A mineral is a solid natural object that is alive.

a)

True

b)

False

7.

Rocks are grouped by how they ____?

a)

Melt

b)

Form

c)

Change

8.

What are the 3 types of rocks?

a)

Sedimentary, Mantle, and Igneous.

b)

Igneous, Volcano, and Metamorphic.

c)

Sedimentary, Igneous, and Metamorphic.

d)

Metamorphic, Mineral, and Sedimentary.

9.

Rocks can be changed by melting, wind and water, and ________?

a)

Heat and Pressure

b)

Farming

c)

Cloud Formations

10.

After the material from an exploding volcano cools and hardens, the _______ rock can form.

a)

Sedimentary

b)

Metamorphic

c)

Igneous

11.

A ______ is a thing that has lasted from a living thing that died long ago.

a)

Fossil

b)

Mineral

c)

Crust

12.

This rock forms from sediments over a long period of time.

a)

Sedimentary

b)

Igneous

c)

Metamorphic

13.

Heat and pressure have changed other rocks into this type of rock.

a)

Sedimentary

b)

Metamorphic

c)

Igneous

14.

The Rock Cycle is...

a)

A solid material made of one or more minerals.

b)

The layers of the Earth.

c)

A process of changing rock types.

d)

How rocks look.

15.

If you let an igneous rock sit in your classroom for 6 months, it would change into a metamorphic rock.

a)

True

b)

False

16.

Lava is hot, liquified rock that flows below the Earth's surface.

a)

True

b)

False

17.

Magma is melted rock that is underground.

a)

True

b)

False

18.

A scientist who studies rocks and minerals to learn more about the history of our Earth.

a)

Rockologist

b)

Cosmetologist

c)

Geologist

19.

Erosion is when rock, soil, or land is moved.

a)

True

b)

False

20.

To age and break down as a result of the effects of wind, rain and ice.

a)

Erosion

b)

The Rock Cycle

c)

Weathering

d)

Mineral