Unit 1 Week 3 Wonders Earthquakes

Front

What causes breaks in the Earth's crust?

Back

Breaks in the Earth's crust can be caused by plates spreading apart, plates crashing together, and plates sliding against one another.

Front

What is the opposite of 'severe'?

Back

The opposite of 'severe' is 'gentle'.

Front

What does 'altered' mean?

Back

'Altered' means 'changed'.

Front

Where are tornadoes most likely to occur?

Back

Tornadoes are most likely to occur in the middle of the United States.

Front

What does 'substantial' mean?

Back

'Substantial' means 'significant'.

Front

What are tectonic plates?

Back

Tectonic plates are large pieces of the Earth's crust that move and interact with each other.

Front

What happens when tectonic plates collide?

Back

When tectonic plates collide, they can cause earthquakes and create mountains.

Front

What is an earthquake?

Back

An earthquake is the shaking of the Earth's surface caused by the movement of tectonic plates.

Front

What is the focus of an earthquake?

Back

The focus of an earthquake is the point inside the Earth where the earthquake originates.

Front

What is the epicenter of an earthquake?

Back

The epicenter is the point on the Earth's surface directly above the focus of an earthquake.