Exploring the Earth's Layers: Part 1

What is the main focus of the new unit on Earth Systems?

• The atmosphere

• The solar system

• The layers of the Earth and tectonic plates

• The water cycle

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-5

Which layer of the Earth is the outermost and where we live?

• Mantle

• Lithosphere

• Core

• Crust

What are the two types of crust found on Earth?

• Inner and Outer

• Dense and Light

• Upper and Lower

• Oceanic and Continental

Which type of crust is denser and found under the oceans?

• Continental

• Oceanic

• Upper

• Lower

What is the average thickness of the continental crust?

• 3-5 miles

• 25-30 miles

• 10-15 miles

• 20-25 miles

What is the primary material that makes up the oceanic crust?

• Nickel

• Iron

• Basalt

• Granite

Tags

NGSS.MS-ESS2-1

What causes convection currents in the mantle?

• Earthquakes

• Volcanic eruptions

• Heat from the outer and inner core

• Movement of tectonic plates

Which layer of the Earth is the largest?

• Crust

• Mantle

• Outer Core

• Inner Core

What is the core of the Earth primarily made of?

• Silicon

• Iron and Nickel

• Basalt

• Granite

Tags

NGSS.MS-ESS2-1

Which layer of the Earth is the densest?

• Crust

• Mantle

• Outer Core

• Core