Reflection and refraction
When light bounces directly off an object, such as a mirror or smooth water, it is called ____ .
reflection
Light is a type of:
a) matter
b) dark matter
c) energy
d) food source
c) energy
What type of wave is a light wave?
Transverse wave
When all light travels through an object, we call the object ____ .
Transparent
What is the acronym for how we remember light in the order of longest to shortest wavelengths.
ROY G BIV
When light bends as it goes through clear objects, such as a prism or glass of water, it is called ______ .
refraction
Which travels the fastest: sound or light?
Light
In addition to a wave, what else do we use to model how light behaves?
photons
When no light travels through an object, we call the object ____ .
Opaque
When we don't see any light, we see the color ___.
black
When white light goes into a prism and a rainbow comes out, this is an example of _________.
Refraction
The part of the electromagnetic spectrum that humans can see is called the ____.
Visible Spectrum
In a transverse wave model, the height of the wave is called its:
a) wavelength
b) amplitude
c) crest
d) peak
b) amplitude
When some light travels through an object, we call the object ____ .
translucent
When we see all light wave frequencies at once, we see ____ .
white (white light)
When you look at your friend and you see your own face in their sunglasses, this is an example of __________.
Reflection
When light travels through a material, that is called _________.
Transmission (or transmitting)
The distance from the peak of one wave to the peak of the next wave is the ____.
a) wavelength
b) amplitude
c) crest
d) frequency
a) wavelength
A brick wall is:
a) opaque
b) translucent
c) transparent
a) opaque
All types of radiation (light energy) are organized on the ____ in order of wavelength.
Electromagnetic Spectrum
Refraction is when light _______ as it goes through a material.
bends
True or false: just like sound, light needs a medium (or matter) to travel through.
False. Light can travel through a vacuum (or a space without any matter)
The number of wavelengths that pass a point in one second is call the wave's _______ .
a) wavelength
b) amplitude
c) crest
d) frequency
d) frequency
A pair of sunglasses is:
a) opaque
b) translucent
c) transparent
b) translucent
When you see a friend's blue sweater, you are seeing the blue waves reflect off their sweater and into your eyes. What happens to the rest of the colors of light that hit the sweater?
The rest of the colors (red, orange, yellow, green, and violet) are absorbed by the sweater.