Understanding Frequency and Voice Differences
Interactive Video
•
Physics, Biology, Science
•
6th - 9th Grade
•
Practice Problem
•
Hard
Liam Anderson
FREE Resource
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6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does the door open only with a woman's voice command in the scenario?
Because women's voices are softer
Because women's voices have a higher frequency
Because women's voices are more authoritative
Because women's voices are louder
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is frequency defined as in the context of sound?
The loudness of a sound
The pitch of a sound
The number of vibrations per second
The duration of a sound
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the frequency of a sound affect its shrillness?
Higher frequency makes the sound deeper
Higher frequency makes the sound shriller
Frequency does not affect shrillness
Lower frequency makes the sound shriller
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the approximate length of a woman's vocal cords?
10 millimeters
20 millimeters
15 millimeters
25 millimeters
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do men's vocal cords produce sound with a lower frequency?
Because they are thinner
Because they vibrate more per second
Because they are longer
Because they are shorter
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main reason women's voices are shriller than men's?
Women's vocal cords are less flexible
Women's vocal cords vibrate more per second
Women's vocal cords are longer
Women's vocal cords are thicker
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