NGSS Chem IS2T3: What's Inside the Earth

The center layer of the Earth is

• Outer Core

• Inner Core

• Mantle

• Core

Which layer of the Earth is the THINNEST?

• Mantle

• Inner Core

• Outer Core

• Crust

Which layer of the Earth is the THICKEST?

• Crust

• Mantle

• Inner Core

• Outer Core

Continental crust is made of mostly

• Basalt

• Granite

• Magma

What is Earth's core made of

• Granite

• Iron & Nickel

• Basalt

What is the LEAST dense layer of the Earth?

• Crust

• Mantle

• Inner Core

• Outer Core

What is the MOST dense layer of the Earth?

• Crust

• Mantle

• Inner Core

• Outer Core

Waves travel at different speeds through the Earth's interior. What property distinguishes the Earth's crust, mantle, and core?

• mass

• pressure

• composition

• temperature

Like the layers of the ocean, the Earth's crust is divided into part based on physical properties. Which of the following statements best describes a layer of the Earth?

• The asthenosphere has the greatest density

• The mesosphere has the least density

• The outer core has the least density

• The inner core has the greatest density

Where on the ocean floor is new ocean crust being created?

• the continental shelf

• the continental slope

• the deep ocean trenches

• the mid-ocean ridges