Earthquakes and Engineering

Energy from earthquakes is carried by waves.

• True

• False

Some earthquakes are caused by what humans do.

• True

• False

Earthquakes are spread out fairly evenly across the world.

• True

• False

Earthquakes generally happen along tectonic boundaries.

• True

• False

Heaviest buildings are always the most stable.

• True

• False

Engineers also have to consider the effects of different types of loads (forces) on the building. Which of these four loads does not change from day to day?

• The dead load—the weight of all the building materials

• The live load—the weight of the furniture and people in the building

• The live load—the weight of the furniture and people in the building

• The snow load—the weight of snow that falls on the building

Two students are testing out a seismometer app on their phone using a shaking table. They put the phone on the table and shake it backwards and forwards, to create patterns on the phone screen. Which of the following patterns might they see?

• 
• 
• 
• 

The first earthquake tremors might be the strongest and most destructive.

• Agree

• Disagree

Earthquakes usually occur on the edges of large sections of Earthś crust called

• Fault lines

• Tectonic plates

• Foreshocks

• Afershocks

What is a tsunami?

• Massive waves caused by large, underwater earthquakes.

• Small waves caused by a volcano eruption.

• Small waves caused by a tornado.

• Small waves caused by a tornado.