Earthquake Instrument

seismograph

• a digital instrument used to measure earthquake waves

• a digital instrument used to measure pyroclastic flows

• the measurement of ground motion or energy

• the amount of energy released when rocks break due to stress

Tags

NGSS.MS-PS3-4

What does the height of the lines on a seismograph indicate?

• an earthquake's magnitude on the Richter scale

• the amount of shaking from an earthquake

• an estimate of the total energy released by an earthquake

• a break in Earth's lithosphere

an instrument that detects, records, and measures the vibrations produced by an earthquake

• seismology

• seismologist

• seismogram

• seismograph

the record made by a seismograph; the paper on which earthquake waves are recorded

• seismology

• seismologist

• seismograph

• seismogram

What is the primary function of a seismograph?

• To measure the magnitude of an earthquake

• To predict when an earthquake will occur

• To locate the epicenter of an earthquake

• To measure the duration of an earthquake

Which part of a seismograph is responsible for recording the vibrations?

• The pendulum

• The drum

• The needle

• The base

What does a seismogram display?

• The time of day an earthquake occurred

• The intensity of the earthquake

• The frequency of the earthquake waves

• The recorded vibrations from a seismograph

Tags

NGSS.MS-PS4-2

How does a seismograph help in understanding earthquakes?

• By predicting future earthquakes

• By providing data on the intensity and duration of past earthquakes

• By preventing earthquakes

• By controlling the magnitude of earthquakes

What is the role of the base in a seismograph?

• To amplify the earthquake waves

• To stabilize the instrument

• To record the data

• To predict the earthquake

Which scientific principle is utilized in the functioning of a seismograph?

• Newton's First Law of Motion

• Archimedes' Principle

• Pascal's Law

• Bernoulli's Principle

Tags

NGSS.MS-PS4-2