Waves Flashcards

1
Q

What are seismic waves?

A

Seismic Waves are energy waves that travels through the Earth, and they are detected by SEISMOGRAPHS.

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2
Q

What are S-Waves?

A

S-Waves are slower than P-Waves. The S stands for SECONDARY or SHEAR. They move up, down, side to side and perpendicular to wave travel.

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3
Q

What are P-Waves?

A

P-Waves, the faster of the two, compress and expand while in travel, sort of similar to sound waves.

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4
Q

What is a Seismograph?

A

A Seismograph is an instrument that measures and detects the SEISMIC WAVES that move through the Earth, which are caused by earthquakes, volcanic eruptions and other disturbances.

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