Geology (chapters 1-3)

What was the name of the huge landmass that Wegener believed existed million of years ago?

• United State of America

• The Middle Ages

• Pangaea

What is the name of the process in which continents slowly move over time on the surface of the Earth?

• subduction zone

• continental drift

• continents

Geologists studied observatins and believed that ________________ were at work changing Earth's surface.

• natural forces

• Alfred Wegener

• continents

What do you call a surge of energy traveling out from an earthquake's source through the earth?

• continental drift

• hypothesis

• seismic waves

How many layers do planet Earth have?

• 3

• 5

• 4

What is the deepest layer of Earth?

• crust

• inner core

• mantle

What is the largest and thickest layer of the Earth?

• mantle

• crust

• inner core

What type of rock is heavy and dense and formed from cooled and hardened lava?

• sedimentary rock

• basalt rock

• fine rock

What do you call melted rock in Earth's mantle?

• lava

• sedimentary

• magma

What do you call the red-hot melted rock that erupts above Earth's crust from deep under ground?

• magma

• lava

• basalt