Bill Nye - Earth's crust

The ______ is the thin outer layer of solid rock around the Earth.

• biosphere

• core

• mantle

• crust

A ______ is a location on Earth's surface where water, heated by the mantle, bursts through the crust.

• geyser

• waterfall

• stalagmite

• resevoir

The gas created when you mix baking soda and vinegar is called __________.

• helium
• carbon dioxide
• nitrogen
• oxygen

The layers of the Earth from the center are:

• inner core, mantle, outer core and crust.

• crust, mantle, outer core, and inner core.

• inner core, outer core, mantle, crust

• mantle, inner core, crust, geosphere.

A geyser is most like a/an _________.

• mountain

• earthquake

• volcano

• egg

We can duplicate a volcano by using vinegar and ___________.

• salt
• baking soda
• flour
• water

In a geyser, the ________ builds and forces the water out of the ground.

• Friction

• Pressure

• Geyser

• Volcano

Which one allows us to see inside the Earth?

• biosphere

• earthquake

• mantle

• volcano

The mantle is made of a gooey substance that erupts into a _________and forms ____________when it touches the Earth's surface.

• volcano, pockets
• fight, craters
• volcano, lava
• volcano, clusters

_____________ means "whole Earth"

• Gondwanaland

• Laurasia

• Pangaea

• Plate