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Year 8 waves L2 calculation application

Last updated about 5 years ago

5 questions

4

Question 1

1.

Calculate the speed of a wave with a frequency of 120 Hz and a wavelength of 5m.
Remember: wave speed = frequency x wavelength

4

4

5

5

Question 2

2.

Calculate the speed of a wave with a frequency of 200 Hz and a wavelength of 10 m.

Question 3

3.

Calculate the wave speed for a frequency of 500 Hz and a wavelength of 3 metres.

Question 4

4.

Calculate the WAVELENGTH on a slinky with a frequency of 2Hz travelling at 3 m/s.
Hint: You have to rearrange the equation of wave speed to have wavelength = .... / .....

Question 5

5.

Calculate the WAVELENGTH of an ultrasound with a frequency of 40,000Hz travelling at 1450 m/s.
Hint: You have to rearrange the equation of wave speed to have wavelength = .... / .....