Earthquake measurement 7.2

We use this tool to measure seismic waves during earthquakes

• seismographs

• magnitude

• actual magnitude

• sonograph

A written record of earthquake motion is called a ___________________.

• seismograph
• seismogram
• seismologist
• seismometer

The place where the epicenter of an earthquake is located

• below the focus

• P-wave

• above the focus

• normal fault

Tags

NGSS.MS-ESS3-2

To locate the epicenter of an earthquake how many seismographs are needed?

• 1

• 2

• 3

• 4

In an earthquake the point where rock begins to break or move?

• central

• focus (like you're doing on this quiz)

• epicenter

• crustal

Tags

NGSS.MS-ESS3-2

The Richter Scale measures this?

• the amount of damage that occurs
• the amount of shaking observed
• the size of waves as recorded by a seismograph
• the amount of energy released

What is released by an Earthquake and carried by seismic waves? 

• stress
• a fault
• plate movement
• energy

Tags

NGSS.MS-ESS3-2

Where is the point on the Earth’s surface directly above the focus of an earthquake?

• Epicenter
• Fault
• Hypocenter
• Tremor

Tags

NGSS.MS-ESS3-2

What is an instrument that detects and records waves produced by earthquakes? (This piece of equipment can measure the magnitude of an earthquake.)

• Epicenter
• Fault
• Seismogram
• Seismograph

How many waves does a seismograph record

• 1 wave
• 5 waves
• 2 waves
• 4 waves

Tags

NGSS.MS-PS4-1