Review Questions
Which of the following correctly matches the pattern in our perception of color as we move from short wavelengths to long wavelengths?
- red to orange to yellow
- yellow to orange to red
- yellow to red to orange
- orange to yellow to red
Hint:
B
The visible spectrum includes light that ranges from about ________.
- 400–700 nm
- 200–900 nm
- 20–20000 Hz
- 10–20 dB
Hint:
A
The electromagnetic spectrum includes ________.
- radio waves
- x-rays
- infrared light
- all of the above
Hint:
C
The audible range for humans is ________.
- 380–740 Hz
- 10–20 dB
- less than 300 dB
- 20-20,000 Hz
Hint:
D
The quality of a sound that is affected by frequency, amplitude, and timing of the sound wave is known as ________.
- pitch
- tone
- electromagnetic
- timbre
Hint:
D