Unit 13 Vocabulary

an area of study that deals with the location of countries, cities, rivers, mountains, lakes

• geode

• geography

• geothermal

• aerial

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

• geode

• geography

• pyroclastic

• aerate

of, relating to, or using the natural heat produced inside the earth

• geography

• geothermal

• pyroclastic

• pyromania

performed in the air

• aerobic

• aerial

• geothermal

• aerodynamic

of or having a shape that reduces the drag from air moving past

• geothermal

• aerobic

• aerodynamic

• pyrotechnics

strengthening the heart and lungs by making them work hard for several minutes or more

• geode

• aerobic

• pyroclastic

• aerial

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

• aerate

• geothermal

• pyroclastic

• pyrotechnics

a bright display of fireworks

• pyroclastic

• pyromania

• aerodynamic

• pyrotechnics

a mental disorder that makes people have a strong desire to set fires

• pyromania

• geode

• pyroclastic

• aerate

relating to or consisting of fragments of rock erupted by a volcano

• geothermal

• geography

• pyroclastic

• geode