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Flashcards in Ch.5 Lesson2 Deck (10)
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1
Q

The large sections that make up the Earth’s crust are called ____________.

A

Plates

2
Q

When plates slowly ram into each other, they can form bended layers of rock called _____.

A

Fold

3
Q

A long narrow crack in the earth’s crust is called a _________.

A

Fault

4
Q

When the Earth’s crust shakes suddenly an __________ occurs.

A

Earthquake

5
Q

Underwater earthquakes cause _____________.

A

Tsunamis

6
Q

The source of an earthquake sends out __________ ______ that travel outward.

A

Seismic waves

7
Q

A __________ measures seismic waves.

A

Seismograph

8
Q

A mountain that forms around an opening in the Earth’s crust is called a _________.

A

Volcanoe

9
Q

Melted rock that touches the surface is called ________.

A

Lava

10
Q

Melted rock that hasn’t touched the surface yet is called _________.

A

Magma