A geologist is using a sensor to record waves in a layer of rock and is viewing

Question

A geologist is using a sensor to record waves in a layer of rock and is viewing them on a monitor screen. At one moment the monitor shows the signal below [on the graph]. If the signal is created by just two traveling waves, which can be concluded from the signal about the waves when they reach the sensor? Select two answers

a. The waves have different frequencies

b. The waves have different amplitudes

c. The waves are traveling in opposite directions

A geologist is using a sensor to record waves in a layer of rock and is viewing them on a monitor screen. At one moment the monitor shows the signal below [on the graph]. If the signal is created by just two traveling waves, which can be concluded from the signal about the waves when they reach the sensor? Select two answers a. The waves have different frequencies b. The waves have different amplitudes c. The waves are traveling in opposite directions d. The waves are traveling at different speeds

Explanation / Answer

Hi!

This is the graph of two interfering waves with DIFFERENT FREQUENCIES and OPPOSITE DIRECTIONS.

[OPTIONS A, C]   [ANSWER]

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