The Doppler Effect due to the moving of the source of a sound is the same as the Doppler Effect due to the moving of the listener.
A.
True
B.
False

The Doppler Effect due to the moving of the source of a sound is the same as the Doppler Effect due to the moving of the listener. True.

s

Question

Asked 3/31/2014 5:46:50 AM

Updated 3/31/2014 7:04:16 AM

1 Answer/Comment

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The Doppler Effect due to the moving of the source of a sound is the same as the Doppler Effect due to the moving of the listener.

True.

True.

Added 3/31/2014 7:04:16 AM

This answer has been confirmed as correct and helpful.

Solve the system of equations by using substitution.
–2x + 3y = 7
4x – 6y = 8
A.
y = –22, x = 29.5
B.
y = –22, x = –36.5
C.
y = –22, x = –31
D.
no solution

Question

Updated 3/26/2014 10:48:56 PM

1 Answer/Comment

–2x + 3y = 7,

-2x = 7 - 3y

x = (3/2)y - 7/2

Replace x in the equation 4x – 6y = 8, then 4(3/2y - 7/2) - 6y = 8

6y - 14 - 6y = 8, the simplified form is 0 = 22 which is not true.

Therefore, the solution for –2x + 3y = 7 4x – 6y = 8 is D. no solution.

-2x = 7 - 3y

x = (3/2)y - 7/2

Replace x in the equation 4x – 6y = 8, then 4(3/2y - 7/2) - 6y = 8

6y - 14 - 6y = 8, the simplified form is 0 = 22 which is not true.

Therefore, the solution for –2x + 3y = 7 4x – 6y = 8 is D. no solution.

Added 3/26/2014 10:48:56 PM

This answer has been confirmed as correct and helpful.

Confirmed by jeifunk [3/26/2014 10:49:56 PM]

Translate the following into Latin: I carry **Weegy:** I carry in Latin is: porto (More)

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Expert Answered

Updated 3/29/2014 10:54:16 AM

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At the edges of overlapping circular waves, interference produces a V shape called a ______________
A.
bow wave.
B.
shock wave.
C.
sonic boom.
D.
Doppler Effect
**Weegy:** At the edges of overlapping circular waves, interference produces a V shape called a BOW WAVE. (More)

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Expert Answered

Updated 3/31/2014 7:35:20 AM

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When a pathway through which charges can move forms suddenly, you get ____________________________
A.
electrical force.
B.
electrical field.
C.
electrical discharge.
D.
induction

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Not Answered

Updated 4/1/2014 5:34:25 AM

1 Answer/Comment

When a pathway through which charges can move forms suddenly, you get electrical discharge.

Added 4/1/2014 5:34:25 AM

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Alternating current _________________
A.
flows in the same direction as the electron flow.
B.
flows from negative to positive.
C.
flows only in one direction.
D.
changes regularly and reverses its direction

Question

Updated 3/31/2014 8:18:12 PM

1 Answer/Comment

Alternating current flows from negative to positive.

Added 3/31/2014 8:18:12 PM

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