Compare Wave Energy
Middle School Science · Flashcards · Application
MIDDLE SCHOOL SCIENCE · FLASHCARDS
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QUESTION
If Wave 1 has
A
1
=
2
A
2
A_1 = 2A_2
A
1
=
2
A
2
, what is the energy ratio
E
1
E
2
\frac{E_1}{E_2}
E
2
E
1
(same wave type)?
QUESTION
Identify the error: "Amplitude equals the distance from crest to trough." What is the correction?
QUESTION
Identify the amplitude on a graph if the trough is at
−
8
mm
-8\ \text{mm}
−
8
mm
and equilibrium is
0
mm
0\ \text{mm}
0
mm
.
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ANSWER
A
=
8
mm
A = 8\ \text{mm}
A
=
8
mm
. Amplitude is the absolute distance from equilibrium to trough.
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