Science Unit 3 Review (Properties of Waves) KCMS

What do you call a disturbance that carries energy from one place to another?

• Force
• Energy
• Mass
• Wave

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Sort the characteristics of waves into the correct categories:

Groups:

(a) Mechanical Waves

,

(b) BOTH TYPES

,

(c) Electromagnetic Waves

• carry energy from one place to another

• must have a medium to move through

• can NOT travel through empty space

• does NOT need a medium

• do NOT carry matter

• can travel through a vacuum (empty space)

True or false: Matter is carried by a wave.

• True

• False

True or false: A wave moves through matter.

• True

• False

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Which type of wave carries sound?

• Longitudinal waves
• Transverse waves

If a wave has a frequency of 5 Hz and a speed of 20 m/s, what is its wavelength (in m)?

(a)  

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If a wave has a frequency of 5 Hz and a speed of 50 m/s, what is its wavelength (in m)?

(a)  

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If a wave has a frequency of 2 Hz and a speed of 20 m/s, what is its wavelength (in m)?

(a)  

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If a wave has a frequency of 5 Hz and a speed of 25 m/s, what is its wavelength (in m)?

(a)  

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True or false: a wave with a wavelength of 2m has more energy than a wave with a wavelength of 10m.

• True

• False

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