Show:
Light Waves
reflection/
refraction
Transparent, translucent, opaque
Light, Sound, or Both
Scientific Investigation
100
What are the colors of the visible spectrum?
Red, orange, yellow, green, blue, indigo, violet
100
A pencil in water is an example of _______________
refraction
100
A substance that allows no light waves to pass through is-
opaque
100
a form of energy
both
100
Something you "see" during an experiment-
observation
200
Which color has the longer wavelength? Green or Blue?
Green
200
Which type of lens curves inward?
concave
200
Which of the following is an example of a translucent object? A. clear water B. brick wall C. schoolbus mirror D. sunglass lens
D. sunglass lens
200
Travels in waves
both
200
The type of variable that changes during an experiment
independent variable or manipulated variable
300
What is the highest point on a wave?
crest
300
Which type of lens curves outward?
convex
300
What type of substance allows light to pass through with almost no disturbance at all?
transparent substances
300
Travels fastest
Light
300
How many independent variable does a good experiment have?
only 1
400
What do all of the colors in the visible spectrum create when combined?
White Light
400
What three things happen as light hits an object?
reflect, refract, absorb
400
If Julie wanted to sleep during the day, what type of window shade should she buy? A. Transparent B. Translucent C. Opaque
C. Opaque
400
Needs matter to travel
Sound
400
What is the variable that stays the same during an experiment?
Control variable
500
Which tool is used to separate the colors in the visible spectrum?
prism
500
What is the diffence between reflection and refraction
Reflection causes light waves to bounce and refraction causes light waves to bend.
500
What is the difference between transparent and translucent?
Transparent substances allow light to easily pass through; translucent substances allow only part of light to pass through.
500
Is able to travel in a vacuum
light
500
What is the difference between a hypothesis and an opinion?
A hypothesis can be tested.