Waves Question Preview (ID: 3990)


Standard 7. TEACHERS: click here for quick copy question ID numbers.

A mechanical wave and electromagentic wave are the same
a) false
b) true
c)
d)

A mechanical wave moves a medium from one place to another.
a) false
b) true
c)
d)

Transverse waves have
a) crests and troughs
b) compressions and rarefractions
c) crests and rarefractions
d) troughs and compressions

Longitudinal waves have
a) compressions and rarefractions
b) crests and troughs
c) crests and rarefractions
d) troughs and compressions

The legnth of times it takes one complete wavelength to pass a fixed point is
a) period
b) cycle
c) wavelength
d) scope

When the frequency increases the wavelength
a) decreases
b) increases
c) stays the same
d) has no effect

When the period increases the wavelength
a) decreases
b) increases
c) stays the same
d) has no effect

To find amplitude measure
a) From crest to rest
b)
c) from crest to crest
d) from crest to trough

Speed equals wavelegnth times frequency gives you the speed of what
a) wave
b) period
c) frequency
d) hertz

A series of compressions and rarefractions describes what type of wave?
a) longitudinal
b) transverse
c) crest
d) trough

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