Psych Unit 1 FA Dummy 4, 2025-26

In a study measuring light waves, researchers increased the distance between peaks, resulting in:

• A higher frequency but unchanged wavelength

• A longer wavelength but lower frequency

• Greater wave amplitude but shorter wavelength

• No change in wavelength or frequency

Imagine a researcher studying waves where the distance between peaks decreases. What effect does this have on the wavelength and frequency?

• The wavelength shortens and frequency increases

• The wavelength lengthens and frequency decreases

• Both wavelength and frequency increase

• Both wavelength and frequency decrease

What term describes a tone's experienced highness or lowness, which depends on frequency?

• Loudness

• Pitch

• Timbre

• Volume

Which of the following best defines pitch in sound perception?

• The length of a sound wave

• A tone's experience depending on frequency

• The speed of a sound wave

• The intensity of a tone

The highness or lowness of a sound that is experienced and depends on frequency is called:

• Pitch

• Amplitude

• Tone color

• Volume

A tone’s perceived height or depth in sound, influenced by frequency, is known as:

• Pitch

• Timbre

• Loudness

• Duration

A study found that when frequency increased, participants consistently rated the sound as having a higher:

• Loudness

• Pitch

• Timbre

• Duration

If a musician tunes their instrument to produce higher frequencies, how would the pitch change?

• The pitch would become lower

• The pitch would become higher

• The loudness would increase

• The timbre would change

Imagine a sound engineer adjusting frequencies in a track. If frequencies decrease, how will the pitch and perception change?

• The pitch will be perceived as lower, creating a deeper sound

• The pitch will be perceived as higher, creating a sharper sound

• The loudness will increase without pitch change

• The timbre will be perceived as brighter

What theory explains how we perceive pitch by linking it to the location of stimulation on the cochlea’s membrane?

• Frequency Theory

• Place Theory

• Opponent-Process Theory

• Gate Control Theory