Waves
Quick maths!
Simple Harmonic Motion
100
Which wave is a longitudinal wave? (Top or bottom)
Bottom wave
100
A wave has a frequency of 50 Hz and a wavelength of 200 m. What is the speed of the wave?
10,000 m/s
100
Which of the following would NOT affect the period of a pendulum?
a. length
b. amplitude
c. gravity
b. Amplitude
200
Draw 2 waves:
1. One with LOWER frequency
2. One with HIGHER frequency
200
A radio wave has a frequency of 300 Hz and a speed of 300,000,000 m/s. What is the wavelength of the radio wave?
1,000,000 m
200
A spring mass oscillator's period is ONLY affected by ___________ and ____________.
mass and spring constant
300
A transverse wave's medium moves (parallel / perpendicular) to the motion of the wave.
Perpendicular
300
A pendulum has a length of 2 m, a mass of 0.4 kg, and is pulled back to an angle of 30 degrees. What is the period of the pendulum?
2.83 s
300
Would changing the acceleration due to gravity change the period of a spring-mass oscillator?
No
400
Label ALL the parts of a transverse wave from the following word bank:
-amplitude
-crest
-wavelength
-trough
1. wavelength
2. trough
3. amplitude
4. crest
400
A pendulum is taken on a mission to the Moon. Where will it have a longer period- Earth or the Moon?
Moon
400
As the length of a pendulum becomes longer, the period _______________.
becomes longer/greater