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Q: What is the Doppler effect in sound waves? A. When an object is moving perpendicular to the direction of sound waves they compress. B. Where an object's motion causes sound waves to be compressed
or rarified. C. When an object is moving in the same direction as sounds waves they rarify. D. When an object is moving in the opposite direction from sound waves they compress.
A: B) Where an object's motion causes sound waves to be compressed or rarified.
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User: During destructive interference what type of disturbance occurs in the medium? A. maximum disturbance B. minimum disturbance C. no disturbance

User: What is the Doppler effect in sound waves? A. When an object is moving perpendicular to the direction of sound waves they compress. B. Where an object's motion causes sound waves to be compressed or rarified. C. When an object is moving in the same direction as sounds waves they rarify. D. When an object is moving in the opposite direction from sound waves they compress.

Weegy: B) Where an object's motion causes sound waves to be compressed or rarified.
johnlennons|Points 794|

User: What happens when a wave reflects? A. They are absorbed by the object they hit. B. They travel through the object they hit. C. They bend when they hit the medium. D. They bounce off the object they hit.

User: An electron can often be removed from an atom because it is A. negative. B. not attracted to the nucleus of the atom it surrounds. C. affected by friction since the attraction to the nucleus is sometimes not very strong. D. other nearby electrons will pull it off an atom if they get too close to the electron.





Weegy: C. affected by friction since the attraction to the nucleus is sometimes not very strong.
Expert answered|PinkMummy|Points 100|

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Asked 5/8/2012 12:27:02 AM
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