A material that allows all light to pass through is __________.
What is transparent?
100
White light can be separated into different colors using a _______.
What is a prism?
100
The loudness or softness of a sound is called ________.
What is volume?
100
A sound with a low pitch has what type of frequency?
What is low?
100
When looking through this type of lens, objects appear to be larger.
What is convex lens?
200
Materials that light cannot pass through are called ________.
What is Opaque?
200
When we see an objects color, we are really seeing _________.
What is light that has not been absorbed?
200
The back and forth movement of matter is called _________.
What is vibration?
200
A sound with a high pitch has what type of frequency?
What is a high frequency?
200
When light enters water, it is _________.
What is refraction?
300
Material that allows some light to pass through is ________.
What is translucent?
300
When light bounces off an object, we call this _________.
What is reflection?
300
How high or low a sound is is called ___________.
What is pitch?
300
The amount of ________ that is used to make sound will determine the volume.
What is energy?
300
True or False. Light can travel through outer space?
What is true?
400
This lens is thicker in the middle than at the edges. This lens is called a ________ lens.
What is convex?
400
Light travels in __________ waves, while sound travels in compression waves.
What is transverse?
400
Vibration moves through the air in waves called _________.
What are sound waves?
400
When a vibrating object is placed in water, you can see _______ moving the water.
What are sound waves?
400
Sound is produced by __________.
What are vibrations?
500
This lens is thicker around the edges and thinner in the middle. This lens is called a ________ lens.
What is concave?
500
A magnifying glass is what type of lens?
What is convex lens?
500
The number of vibrations per second is called _________.
What is frequency?
500
True or False. Sound can be heard in space?
What is false?
500
These waves don't spread out like most light waves. They line up like members of a marching band. They can be very dangerous and one should never look into one.