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1. Earthquakes are detected by which of the following?

Richter scale
barometer
global positioning system
seismograph

2. Which of the following statements about S waves is true?

S waves arrive at a seismograph station first.
S waves are also called secondary waves.
S waves travel through solids, liquids, and gases.
S waves move in a pulsating motion.

Answer :

BasketballEinstein

Answer:

2. [tex]\displaystyle S\:waves\:are\:also\:called\:secondary\:waves.[/tex]

1. [tex]\displaystyle Ritcher\:scale[/tex]

Explanation:

2. Seismic waves vibrate from side to side and up and down. They go through solids only, travel slower than Pressure [or Primary] waves, which arrive second, and shake the ground violently.

1. A Ritcher scale senses the magnitude of earthquakes.

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sunshinet1983

Answer:

1. seismograph

2. S waves are also called secondary waves.

Explanation:

7.04 Semester Test: Earth Science - Part 1

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