Answers NC-Physical ScienceLab: Thermal Energy Transfer

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Which process would correctly calculate the frequency of a wave?

dividing speed by wavelength

dividing frequency by wavelength

multiplying frequency by period

dividing wavelength by period

Which feature of a wave can be calculated using the formula below?number of wavelengths / time

wavelength

speed

frequency

amplitude

The energy of microwaves is less than the energy of ultraviolet light. Which comparison of the energies of electromagnetic waves is correct?

Gamma rays have higher energy than microwaves because gamma rays have shorter wavelengths.

Gamma rays have higher energy than microwaves because gamma rays have lower frequencies.

Infrared light has lower energy than X-rays because infrared light has shorter wavelengths.

Infrared light has lower energy than X-rays because infrared light has higher frequencies.

What is common between transverse waves and longitudinal waves?

Both include an amplitude, crest, and rarefactions

Both move faster at higher temperatures

Both move slower through densely packed molecules

Both include a wavelength from compression to compression

Levi observed properties of three different waves and recorded observations about each one in his chart.

Wave W and Y are light waves. Wave X is a sound wave.

Wave W is a light wave.Waves X and Y are sound waves.

Waves Y is a sound wave. Waves X and W are light waves.

Wave W is a sound wave. Waves X and Y are light waves.

The waves created by two speed boats in a lake interact to form larger waves. This is an example of

constructive interference.

destructive interference.

absorption

transmission

Which do sound waves travel fastest through?

solids

gases

mixtures

liquids

What can be described as a technology that uses high-frequency sound waves to create images?

ultrasound

echolocation

analog signal

digital signal

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