Light Waves, Reflection, Echo

The bouncing of light waves when they encounter an obstacle

• opaque

• refraction

• echo

• reflection

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a form of energy that can travel through space

• light

• volume

• waves

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When sound waves bounce off of a surface

• reflection

• refraction

• volume

• echo

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The ability to cause changes in matter

• sound

• energy

• light

• volume

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The bouncing of light off a surface

• refraction

• translucent

• opaque

• reflection

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How are X rays different from radio waves?

• X rays have higher energy

• Radio waves have higher frequencies

• X rays pass through matter more slowly

• Radio waves cannot travel through space

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What is the definition reflection?

• The bending of waves as they enter a new medium

• Bouncing back of waves from a surface that it can’t pass through

• The bending of waves as they pass through openings or around corners

• When two interfering waves have a displacement in the same direction, two crests and two troughs overlap. Increased amplitude.

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What type of wave behavior exists when a dirty car is cleaned so well you can see yourself?

• reflection

• absorption

• transmission

• refraction

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A _____ is sound waves that reflect off of a hard surface.

• echo

• amplitude

• opaque

• frequency

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This is an example of__________________.

• Reflection

• Refraction

• Absorption

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