Quiz on the Earth's Inner Core

What is the state of the Inner Core?

• Solid

• Gas

• Liquid

• Plasma

What is the composition of the Inner Core?

• Iron & Nickel

• Copper & Zinc

• Silver & Gold

• Aluminum & Magnesium

What is a fun fact about the Inner Core?

• It is the coldest part of the Earth.

• It is made of water.

• It is so hot it can melt metal.

• It is the lightest part of the Earth.

What is the state of the Outer Core?

• Solid

• Gas

• Liquid

• Plasma

What flows around Earth's center?

• The Inner Core

• The Mantle

• The Outer Core

• The Crust

What is the state of the lower mantle?

• Solid

• Liquid

• Gas

• Plasma

What is a fun fact about the mantle's temperature?

• The mantle is hot enough for rock to melt

• The mantle is cold enough for ice to form

• The mantle is as hot as the sun

• The mantle is cooler than the ocean

What is the composition of the continental crust?

• Sand, Water, & Air

• Granite, Sedimentary Rocks, & Metamorphic Rocks

• Clay, Mud, & Silt

• Coal, Oil, & Natural Gas

How wide is the Earth's crust?

• 1 mile - 10 miles

• 4 miles - 43 miles

• 50 miles - 100 miles

• 100 miles - 200 miles

Where is the oceanic crust located?

• On mountain tops

• Beneath the ocean floor

• In the desert

• In the sky