Measure Wave Amplitude
Middle School Science · Flashcards · Application
MIDDLE SCHOOL SCIENCE · FLASHCARDS
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QUESTION
Identify the amplitude if the distance from crest to trough is
12
cm
12\ \text{cm}
12
cm
.
QUESTION
Identify the amplitude if a crest is at
y
=
+
5
cm
y=+5\ \text{cm}
y
=
+
5
cm
and a trough is at
y
=
−
1
cm
y=-1\ \text{cm}
y
=
−
1
cm
.
QUESTION
What is the amplitude if a wave ranges from
−
1
cm
-1\ \text{cm}
−
1
cm
to
7
cm
7\ \text{cm}
7
cm
in displacement?
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ANSWER
4
cm
4\ \text{cm}
4
cm
. Midline at
3
cm
3\ \text{cm}
3
cm
; amplitude is
7
−
(
−
1
)
2
=
4
cm
\frac{7-(-1)}{2} = 4\ \text{cm}
2
7
−
(
−
1
)
=
4
cm
.
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