What do waves transfer?
Energy but not matter
Energy and matter
Matter but not energy
What is the name of the distance from peak to peak of a wave?
Wavelength
Amplitude
Frequency
What is the general name for waves that require a medium to vibrate?
Electromagnetic
Mechanical
Transverse
What is the unit for time period?
Metres (m)
Hertz (Hz)
Seconds (s)
What is the time period of a 40 Hz wave?
40 Hz
0.025 s
0.4 s
What is the frequency of a wave with a time period of 0.08 s?
8 Hz
1.25 Hz
12.5 Hz
What is the wave speed of a 1,000 Hz wave with a wavelength of 0.04 m?
40 m/s
400 m/s
0.00004 m/s
What is the speed of sound in air?
300,000,000 m/s
330 m/s
1,500 m/s
How is wave speed calculated?
Wave speed = frequency ÷ wavelength
Wave speed = frequency × wavelength
Wave speed = wavelength ÷ frequency
What is the speed of a sound wave that takes 0.5 s to travel 750 m?
3,000 m/s
375 m/s