Earthquakes and Tsunamis

Many earthquakes happen along the borders or seams of...

• Countries

• Tectonic Plates

• Climate Zones

• None of the above.

This is created by earthquakes that occur on the ocean floor.

• longshore current

• gulf stream

• tsunamis

• high tide

How many earthquakes per year are strong enough to be felt by people?

• 100

• 1000

• 10,000

• 100,000

The Richter scale measures:

• the amount of radon gas released
• the movement of plates
• the strength of an earthquake
• the weight of tectonic plates

Tags

NGSS.MS-ESS3-2

Which statement is true about earthquakes:

• Stronger, shallower quakes cause less destruction

• stronger, shallower quakes cause more destruction

• weaker, deeper quakes cause more destruction

• weaker, deeper quakes cause less destruction

Each number on the Richter Scale is how much stronger than the previous number?

• 1x

• 2x

• 5x

• 10x

Scientists estimate that approximately 10,000 people per year are killed by earthquakes. However the death toll for the 2010 earthquake in Haiti killed an estimated

• 300,000

• 200,000

• 500,000

• 100,000

Underwater subduction caused tsunamis in these places in the past 10 years?

• Haiti and Puerto Rico

• Japan and Indonesia

• Los Angeles and San Francisco

• Africa and Europe