IntroductionToPhysicalGeology

The energy released during a magnitude 3 earthquake is approximately ______ times less than the energy during a Richter magnitude 5 earthquake.

• 20

• 60

• 100

• 900

The amplitude in a Richter magnitude 3 earthquake is ______ times less than the amplitude during a Richter magnitude 5 earthquake.

• 20

• 60

• 100

• 900

The energy released during a magnitude 7 earthquake is approximately ______ times larger than the energy released during a magnitude 5 earthquake.

• 20

• 60

• 100

• 900

The amplitude in a Richter magnitude 7 earthquake is ______ times larger than the amplitude during a magnitude 5 earthquake.

• 20

• 60

• 100

• 900

Tags

NGSS.MS-PS4-1

If a rock is at low temperature and is subject to low confining pressure would it be more likely to break or bend?

• break

• bend

If a rock is at high temperature and is subject to low confining pressure would it be more likely to break or bend?

• break

• bend

Which of the following rocks represents the highest metamorphic grade?

• slate

• phyllite

• schist

• gneiss

Which of the following rocks represents the lowest metamorphic grade?

• slate

• phyllite

• schist

• gneiss

The Richter scale is based on ____________

• the amount of destruction caused by an earthquake

• the amount of slip on a fault plane caused by an earthquake

• the maximum amount of shaking produced by the seismic waves

• the susceptibility of the ground to liquefaction

The Mercalli scale is based on ____________

• the amount of destruction caused by an earthquake

• the amount of slip on a fault plane caused by an earthquake

• the maximum amount of shaking produced by the seismic waves

• the susceptibility of the ground to liquefaction