Light Sound State Testing Review Question Preview (ID: 37414)
Light And Sound Unit Review.
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Darla puts her ear against a door and hears sounds from the other side of the door. What happens when sound waves travel through a material, such as a door?
a) They stop vibrating
b) They change volume
c) They vibrate the particles in the material
d) None of the other answer choices
What is a characteristic of light?
a) It is a form of energy.
b) It can move through empty space.
c) It travels in waves.
d) All of the other answer choices
How does a beam of light travel after it has reflected off a mirror?
a) In a straight line
b) In two opposite directions
c) In many different directions
d) It stops traveling
Which of the following best describes what happens to light when it hits the surface of a pool?
a) It slows down and changes direction, bouncing off the surface of the water.
b) It speeds up and moves in a straight line as it passes into the water.
c) It slows and bends at the point where it passes from air to water.
d) None of the other answer choices
Marisol can see her sister through a glass door, but she appears fuzzy with no details. The glass door must be made of
a) transparent material.
b) translucent material.
c) opaque material.
d) reflective material.
As the frequency of a sound wave increases, the pitch
a) becomes lower.
b) becomes higher.
c) becomes louder.
d) becomes softer.
How do white light waves act when they enter a prism?
a) They are reflected.
b) They become raindrops.
c) They bend or refract.
d) They are absorbed.
Which of the following can act like a prism?
a) a radio
b) a raindrop
c) a piece of paper
d) a laser
Which form of energy is carried only by vibrations through air, water, or other form of matter?
a) Light energy
b) Mechanical energy
c) Electrical energy
d) Sound energy
You and your friend create a string phone using two cups and a piece of string about six meters long. If you have trouble communicating through the cups, what should you do?
a) Use smaller cups.
b) Talk quieter into the cup.
c) Make the string less tight by standing closer together.
d) Make the string tighter by standing farther apart.
Refraction occurs when a light wave
a) bends as it moves from one medium to another.
b) bounces back off an object or a surface.
c) is taken in by an object.
d) changes into heat.
Jonas plucks the strings of his guitar. Each of the strings has the same thickness and length, but a different tightness. Which statement correctly describes how the guitar strings will sound?
a) The tightest string will make the softest sound. The loosest string will make the loudest sound.
b) The tightest string will make the loudest sound. The loosest string will make the softest sound.
c) The tightest string will make the lowest sound. The loosest string will make the highest sound
d) The tightest string will make the highest sound. The loosest string will make the lowest sound.
Why is a banana yellow?
a) Yellow is the color light that is absorbed by the banana.
b) Yellow is the color light that is bounced off the banana.
c) Yellow is the color light that is refracted by the banana.
d) None of the other answer choices
A guitarist strums two strings of the same thickness on a guitar. The first string vibrates more quickly than the second. What is true about the pitch of the strings?
a) The first string has a higher pitch than the second string
b) The second string has a higher pitch than the first string
c) The first string and the second string have the same pitch
d) The pitch of the second string depends on the pitch of the first string.
Which of the following would provide evidence that white light is made up of different colors?
a) shining a flashlight on a mirror
b) shining a flashlight on a window
c) shining a flashlight on a prism
d) shining a flashlight on a piece of paper
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To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 37414 in the upper right hand corner or click here.
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