Frequency and Wavelength

Quiz
•
Science
•
8th Grade
•
Hard
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A pendulum swings 15 times in 12 seconds. What is the frequency of the pendulum's swings?
1.25 Hz
1.5 Hz
0.8 Hz
1 Hz
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A hummingbird flaps its wings 80 times in 10 seconds. What is the frequency of the wing flaps?
8 Hz
10 Hz
12 Hz
6 Hz
Tags
NGSS.MS-PS4-1
3.
OPEN ENDED QUESTION
1 min • 1 pt
A car engine produces a sound at a frequency of 125 Hz. If the speed of sound in air is 343 m/s, what is the wavelength of the sound?
Evaluate responses using AI:
OFF
Tags
NGSS.MS-PS4-1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A swimmer completes 4 strokes in 2 seconds. What is the frequency of the strokes?
1 Hz
2 Hz
0.5 Hz
4 Hz
Tags
NGSS.MS-PS4-1
NGSS.MS-PS4-2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A metronome ticks 90 times in 60 seconds. What is the frequency of the metronome's ticking?
2 Hz
1 Hz
1.5 Hz
0.75 Hz
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the frequency of this wave?
1
2
4
0
Tags
NGSS.MS-PS4-1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the frequency of this wave? (Pay attention to axises!)
1.5
3
1
2000
Tags
NGSS.MS-PS4-1
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