Volcanoes, earthquakes, and tsunamis

Front

An active volcano is defined as:

Back

Has erupted in the last 10,000 years and shows signs of erupting again.

Front

What causes a tsunami?

Back

An earthquake on the seafloor.

Tags

NGSS.MS-ESS3-2

Front

Which layer of the Earth is broken into tectonic plates?

Back

Crust.

Tags

NGSS.MS-ESS2-3

Front

What is a volcano eruption?

Back

A natural disaster where molten rock, ash, and gases escape from a volcano.

Tags

NGSS.MS-ESS3-2

Front

What tool measures the magnitude of an earthquake?

Back

Seismograph.

Front

What is the difference between a volcano and an earthquake?

Back

A volcano is an opening in the Earth's crust that erupts lava, while an earthquake is the shaking of the ground caused by tectonic plate movements.

Tags

NGSS.MS-ESS3-2

Front

What is the Earth's crust?

Back

The outermost layer of the Earth, which is broken into tectonic plates.

Front

What happens during an earthquake?

Back

The ground shakes due to the movement of tectonic plates.

Tags

NGSS.MS-ESS3-2

Front

What is a tectonic plate?

Back

A large section of the Earth's crust that moves and interacts with other plates.

Tags

NGSS.MS-ESS2-3

Front

What is the Richter Scale?

Back

A scale used to measure the magnitude of earthquakes.