Wave Energy Relationship
Middle School Science · Flashcards · Application
MIDDLE SCHOOL SCIENCE · FLASHCARDS
Card 1
of 56
0 got it
0 to review
Current
Got it
Still learning
Not seen
QUESTION
A wave amplitude changes from
5
mm
5\text{ mm}
5
mm
to
10
mm
10\text{ mm}
10
mm
. By what factor does energy change if
E
∝
A
2
E \propto A^2
E
∝
A
2
?
QUESTION
Identify the energy change if amplitude doubles and
E
∝
A
2
E \propto A^2
E
∝
A
2
.
QUESTION
Which option correctly compares two waves if
A
2
=
2
A
1
A_2 = 2A_1
A
2
=
2
A
1
in the same medium?
Tap to flip before you grade
ANSWER
E
2
=
4
E
1
E_2 = 4E_1
E
2
=
4
E
1
. Energy quadruples when amplitude doubles:
(
2
)
2
=
4
(2)^2 = 4
(
2
)
2
=
4
.
Swipe → got it · swipe ← still learning
Got it
Still learning
Flip Card
Previous card
Next card