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The video explains the causes and mechanics of earthquakes, highlighting the role of tectonic plates and the Earth's structure. It describes how seismic waves are generated and their impact on buildings. The video also covers how earthquakes are measured and provides safety tips for those living in earthquake-prone areas.

What is the rigid outer layer of the Earth called?

• Core

• Crust

• Mantle

• Lithosphere

What drives the movement of tectonic plates?

• Magnetic fields

• Convection currents in the mantle

• Wind currents

• Ocean currents

Tags

NGSS.MS-ESS2-3

What is the point on the Earth's surface directly above the hypocenter called?

• Focus

• Epicenter

• Seismic point

• Fault line

Which type of seismic wave is felt first during an earthquake?

• Tertiary waves

• Surface waves

• Secondary waves

• Primary waves

What is used to measure and record earthquakes?

• Thermometer

• Anemometer

• Barometer

• Seismograph

On the moment magnitude scale, how much stronger is a 4.0 earthquake compared to a 3.0 earthquake?

• 2 times

• 5 times

• 10 times

• 20 times

What natural disaster can underwater earthquakes cause?

• Tornadoes

• Hurricanes

• Tsunamis

• Floods

Tags

NGSS.MS-ESS3-2

What region is known for frequent seismic activity and is called the Ring of Fire?

• Indian Ocean

• Arctic Ocean

• Atlantic Ocean

• Pacific Ocean

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2

What should you do if you are indoors during a strong earthquake?

• Run outside immediately

• Get under a sturdy table or desk

• Stand near windows

• Stay in bed

What is a ready kit?

• A toolbox

• A kit with essential supplies for quick evacuation

• A travel bag

• A first aid kit