1
Q
Wave
A
A weight of transferring energy from one place to another
2
Q
Peak
A
The highest point of a wave
3
Q
Wavelength 
A
The distance between two peaks and a wave
4
Q
Amplitude
A
The height of a wave
5
Q
Medium
A
The matter through which energy waves travel
6
Q
Frequency
A
The number of wave peaks that passed by given point every second
7
Q
Pitch
A
The highness or lowness of sound
8
Q
Transverse waves
A
The wave in which the vibration is side to side or up and down
9
Q
Longitudinal wave
A
A wave in which the vibration is forward and backward
10
Q
A
11
Q
Electromagnetic radiation
A
A form of a wave energy that has both electrical and magnetic properties
12
Q
Electromagnetic spectrum
A
The entire wavelength range of electromagnetic radiation
13
Q
Refract
A
To bend light or sound waves as they pass through different mediums
14
Q
A
4th grade Science
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