Show:
Wave Characteristics
Transverse and Longitudinal Waves
Wave Interactions
Scientific Notation
Wave Speed Calculations
100
What is a medium?
A substance through which a wave can travel
100
Pushing a spring back and forth is an example of what type of wave?
Longitudinal Wave
100
What is diffraction?
The bending of waves around a barrier or through an opening
100
What is the number 57000 in scientific notation?
5.7 x 104
100
The frequency of a wave is 5 Hz and the wavelength of the wave is 5 m. What is the wave speed?
Wave speed=25 m/s
200
What is a wavelength?
The distance between any two adjacent crests, compressions, troughs, or rarefactions
200
Which wave looks like a transverse wave, but moves in circles, instead of up and down?
Surface wave
200
What is resonance?
When an object vibrating at or near the frequency of a second object causes the second object to vibrate
200
What is 0.000987 in scientific notation?
9.87 x 10-4
200
What is the wavelength of the school bell if it has a frequency of 200 Hz?(The speed of sound is 343 m/s.)
Wavelength=1.72 m
300
If a wave has a smaller amplitude than another wave, then it has _______ energy than the other wave.
If a wave has a smaller amplitude than a second wave, then the wave has LESS energy than the second wave.
300
All electromagnetic waves are what type of wave?
Transverse wave
300
A pencil in a cup of water looks disconnected because of what interaction?
Refraction
300
What is 40140 in scientific notation?
4.014 x 104
300
Two adjacent troughs are spaced 2 m apart, and exactly 10 waves passed in 5 seconds. What is the wave speed?
Wave speed=4 m/s
400
One hertz equals how many waves per second?
One hertz equals ONE wave per second
400
Waves that need a medium to travel are what type of waves?
Mechanical waves
400
A band or an orchestra's music is an example of what type of interference?
Constructive interference
400
What is 500987000000 in scientific notation?
5.00987 x 1011
400
If the amplitude of a sound wave is 3 m and the length of the wave is 2 m, what is the frequency of the wave?(The speed of sound is 343 m/s.)
Frequency=171.5 Hz
500
The speed of a wave is the _______ over the time.
The speed of a wave is the DISTANCE over the time.
500
A sound wave is an example of which type of wave?
Longitudinal wave
500
What is the difference between refraction and diffraction?
Refraction: the bending of a wave as it PASSES FROM ONE MEDIUM TO ANOTHER Diffraction: the bending of a wave AROUND A BARRIER OR THROUGH AN OPENING
500
What is 0.0000960 in scientific notation?
9.6 x 10-5
500
A wave travels 70 m in 5 seconds, and has a frequency of 7 Hz. What is the wave's wavelength?
Wavelength=2 m