Light
What do you call the light we can see?
Visible light
If light is bounced off an object, it is...
Reflected
If something is _______, it is making sound
Vibrating
What is the correct order for the visible SPECTRUM?
A. Red, orange, yellow, purple, blue, and green
B. Purple, blue, green, yellow, orange, and red
C. They are always random
D. Red, orange, yellow, green, blue, and purple
D. Red, orange, yellow, green, blue, and purple
Which object would be classified as translucent?
A. Door
B. Shirt
C. Waxed paper
D. Window
C. Waxed paper
Wave
If light goes through and bends or changes, it is...
Refracted
Vibrations/Sound travel in...
Waves
Which statement describes how the visible light spectrum is different from other segements of the spectrum?
A. It is the only light on the spectrum that powers household appliances.
B. It is the only light on the spectrum that can be seen with human eyes.
C. It is the only light that is considered both infrared and ultraviolet.
D. It is the only light with wavelengths short enough for radios.
B. It is the only light on the spectrum that can be seen with human eyes.
A solar cooker has a base that is coated black. Which property of light is being used by coating the base of the tray black?
A. Absorption
B. Reflection
C. Refraction
D. Scattering
A. Absorption
White light is ____ of the colors of the rainbow.
A. None
B. All
B. All
If light goes into an object and does not leave, it is ...
Absorbed
If you are changing how high or low a sound is (like a music note), you are changing the ______
A. Volume
B. Pitch
B. Pitch
Which statement BEST explains visibility in the relationship between the Sun and Moon?
A. the Moon is visible at night because it reflects light from a light source; the Sun.
B. The Sun reflects the Moon's light during the day, and is a light source at night.
C. The Sun's light can only be seen because the Moon acts as a mirror to reflect it.
D. Both the Sun and Moon are light sources, but the Sun's light is hotter and brighter.
A. the Moon is visible at night because it reflects light from a light source; the Sun.
A polished metal ball looks very shiny and bright on a sunny day. What makes the ball look shiny?
A. The ball makes light.
B. The ball reflects light.
C. The ball absorbs light and then releases it.
D. The ball absorbs light and keeps it inside.
B. The ball reflects light.
Luminous objects make their own light.
Give me two examples of a luminous object.
Sun, Fire, Flashlight (on), Candle (Lit), Screen (on)
If you can completely see through a clear object, you can say it is...
Transparent
If you are changing how loud or quiet a sound is, you are changing the ______
A. Volume
B. Pitch
Andrew stretches a rubber band across his fingers, plucks it with his other hand, and listens for pitch.
He then stretches another elastic band that is twice as thick as the first one to the same length, plucks it, and listens for pitch.
Which question is Andrew trying to answer by preforming this activity?
A. Does an elastic band produce heat when its thickness is increased?
B. Does the length of an elastic band affect the pitch of sound produced by it?
C. Does it become more difficult to pluck and elastic band if its thickness is increased?
D. Does the pitch of sound produced change with the thickness of the elastic band?
D. Does the pitch of sound produced change with the thickness of the elastic band?
Why does white light passing through a prism appear to form a rainbow?
A. There are many colors of glass inside the prism.
B. The prism separates the different colors of light that make up white light.
C. The prism adds different amounts of energy to different rays of light.
D. The prism absorbs some of the color from each ray of light that passes through.
B. The prism separates the different colors of light that make up white light.
Illuminated objects reflect light to be seen, they do not make light.
Name two examples of illuminated objects.
The moon, Flashlight (off), Fabrics, Wood, Candle (not lit)
If you can only kinda see through an object, but it's fuzzy or blurry, you can say it is...
Translucent
An echo is a sound/vibration _______ off a surface.
Reflecting or bouncing
When a guitar string is plucked, sound is produced by...
A. the size of the guitar
B. the metal on the guitar
C. the wood on the guitar
D. the vibrations of the string
D. the vibrations of the string
Leilani plays a knee drum.
When she strikes the drum with the mallet, it makes a sound. Why does the drum make a sound?
A. because her knee moves
B. because the drum head is round
C. because the top of the drum vibrates
D. because the mallet is made of wood
C. because the top of the drum vibrates