Stithsonianscience Sound & Light 2017-18
Basic terms for grade 6 unit on Sound.
the distance from one point on a wave to next same point (i.e. from crest to crest)
the number of wavelengths passing a point or the number of vibrations per second
the height of the wave or the amount of energy in a wave
the highest point on a wave
the lowest point on a wave
how high or low a sound is
how loud or quiet a sound is
waves bouncing off matter
waves traveling through matter
waves getting trapped by matter and changing into heat energy
Which waves cannot travel through the vacuum of space, light waves or sound waves?
Which of the following, amplitude or frequency, determines the loudness of sound or the intensity of light?
pitch gets higher
What happens to a sound when its frequency increases?
volume gets louder
What happens to a sound when its amplitude increaes?
Which travel faster, light waves or sound waves?
Which of the following, amplitude or frequency, determines the pitch of sound, or the color (or type) light?
In which direction do sound and light waves move away from their source?
light gets brighter or more intense
What happens to light when its amplitude increases?
This is made up of all forms of light energy.
All objects you can see must reflect some light.
White objects heat up in the sun more than brown objects.
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