The Study of the Earth Ch 7.1 - 7.3

What is a scientist that studies the earth called?

• Astronomer

• Geologist

• Meteorologist

• Biologist

Tags

NGSS.MS-ESS2-3

What is the study of the earth and its structure?

• astronomy
• chemistry
• biology
• geology

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Match the following terms.

• Crust

• A solid layer of rock beneath the soil; made of two kinds

• Core

• Hot, liquid rock within the earth

• Mantle

• The layer of the earth beneath the crust

• Magma

• The innermost part of the earth

• Hemisphere

• Half of a sphere

Answer explanation

The temperature is higher deeper in the earth. This means the core is the hottest place in or on the planet.

What is the imaginary line around the earth that is equally distant from the poles called?

• Mantle

• Core

• Equator
• Prime Meridian

What are the two types of crust beneath the soil?

• Continental crust

• Volcanic crust

• Mountain crust

• Oceanic crust

Label the Earth's layers.

a

b

c

Mantle

Core

Crust

Magma is found in what layer of the earth?

• Mantle
• Core
• Crust

What do geologists believe the earth's outer crust is divided into?

• Crustal Plates

• Oceans
• Mountains
• Continents

Match the following terms.

• Fault

• A break between two moving plates

• Continents

• Large areas of the earth's crust

• Groundwater

• The earth's largest bodies of water

• Crustal Plates

• Water found beneath the earth's surface that supplies wells and springs

• Oceans

• The largest land masses that rise out of oceans

Answer explanation

More than 70% of the earth is covered with water! There are five oceans - the Pacific, the Atlantic, the Indian, the Artic, and the Southern.

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

What is a trembling or shaking in the earth's crust caused by plate activity called?

• volcano

• tornado
• hurricane
• earthquake

Answer explanation

Most scientists believe plate activity still causes earthquakes and volcanic eruptions today.

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2