Unit 3: Earth, Wind, and Fire

Front

Aerate

Back

To put air or a gas into something, such as soil or a liquid.

Front

Geothermal

Back

Of, relating to, or using the natural heat produced inside the earth.

Front

Aerial

Back

Performed in the air; performed by an airplane.

Front

Geode

Back

A rock containing a cavity lined with crystals or other mineral matter.

Front

Geography

Back

An area of study that deals with the location of countries, cities, rivers, mountains, lakes; the natural features (such as rivers, mountains, etc.) of a place.

Front

Earth's Layers

Back

The Earth is made up of several layers: the crust, mantle, outer core, and inner core.

Front

Wind Energy

Back

Energy obtained from the movement of air, often harnessed using wind turbines.

Front

Natural Disasters

Back

Severe and extreme weather events caused by natural processes of the Earth, such as earthquakes, hurricanes, and wildfires.

Front

Erosion

Back

The process by which soil and rock are removed from the Earth's surface by natural processes such as wind or water flow.

Front

Volcano

Back

An opening in the Earth's crust through which molten lava, ash, and gases are ejected.