Introduction to Waves Answers
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What do sound waves and infrared waves have in common, and what makes them different?
A
Both carry energy through space, but sound waves are mechanical and infrared waves are electromagnetic.B
Both can transfer energy through matter, but sound waves travel through air and infrared waves travel through space.C
Both can transfer energy through matter, but sound waves can be heard and infrared waves can be seen.D
Both carry energy through space, but sound waves require matter to pass through and infrared waves do not.2
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A scientist is studying a shock wave from an earthquake. What kind of wave is being studied?
A
an electromagnetic waveB
a gamma rayC
a radio waveD
a mechanical wave3
Augie created this chart about the two kinds of waves.Which best labels the chart?
A
Title 1 is “Longitudinal Waves,” and Title 2 is “Transverse Waves.”B
Title 1 is “Transverse Waves,” and Title 2 is “Longitudinal Waves.”C
Title 1 is “Electromagnetic Waves,” and Title 2 is “Mechanical Waves.”D
Title 1 is “Mechanical Waves,” and Title 2 is “Electromagnetic Waves.”4
What is the motion of the particles in this kind of wave?
A
The particles will move up and down over large areas.B
The particles will move up and down over small areas.C
The particles will move side to side over small areas.D
The particles will move side to side over large areas.6
Which is the best analogy of a wave?
A
A wave is like building a ramp.B
A wave is like shaking a hand.C
A wave is like water rippling in a pond.D
A wave is like knocking down a building.7
Which statement applies to transverse waves?
A
The waves have a trough.B
Particles move great distances.C
The waves have alternating compressions and expansions.D
The energy is transferred parallel to the direction of the wave motion.8
Jenny is trying to describe a wave. Which example would be the best description?
A
a toy car hitting a wall and bouncing backB
a toy car rear-ending a toy car that then rear-ends another toy carC
two toy cars driving parallel to each other at the same speedD
two toy cars driving away from each other at the same speed9
Which kind of wave would be observed in outer space between planets, where there is very little matter?
A
an electromagnetic wave, such as an x-rayB
an electromagnetic wave, such as a sound waveC
a mechanical wave, such as an x-rayD
a mechanical wave, such as a sound wave10
This chart shows characteristics of three different types of waves.Which statement is best supported by the information in the chart?
A
Wave X and Wave Y are mechanical waves, and Wave Z is an electromagnetic wave.B
Wave X and Wave Y are electromagnetic waves, and Wave Z is a mechanical wave.C
Wave X and Wave Z are electromagnetic waves, and Wave Y is a mechanical wave.D
Wave X and Wave Z are mechanical waves, and Wave Y is an electromagnetic wave.Did you find these answers helpful?
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