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Matter is needed to transfer thermal energy by A. conduction. B. convection. C. radiation. D. both a and b
Question
Updated 12/26/2014 2:29:04 PM
2 Answers/Comments
BOTH A and B. Matter is needed to transfer thermal energy by: conduction and convection.

Added 12/26/2014 2:24:16 PM
This answer has been confirmed as correct, not copied, and helpful.
Rated good by 5sosZ, Rated bad by 5sosZ, Rated bad by 5sosZ, Rated good by 5sosZ, Rated bad by 5sosZ, Rated good by 5sosZ, Rated bad by 5sosZ, Rated good by 5sosZ, Rated bad by 5sosZ, Rated good by 5sosZ, Rated bad by 5sosZ, Rated good by 5sosZ, Rated good by 5sosZ, Rated bad by 5sosZ, Rated good by 5sosZ, Rated good by 5sosZ, Confirmed by Kaysha [12/26/2014 6:50:29 PM]
thanks for the link
Added 12/26/2014 2:29:04 PM
Which wave causes the medium to vibrate only in a direction parallel to the wave’s motion? A. a transverse wave B. a surface wave C. a longitudinal wave D. none of the above
Question
Updated 3/17/2015 6:22:27 PM
1 Answer/Comment
A Longitudinal wave causes the medium to vibrate only in a direction parallel to the wave’s motion.

Added 3/17/2015 6:22:22 PM
This answer has been added to the Weegy Knowledgebase
When a sound source approaches you, the pitch you hear is A. lower than when the source is stationary. B. higher than when the source is stationary. C. the same as when the source is stationary. D. first higher and then lower than the pitch of the source when stationary
Weegy: Yes. This is called a blue shift, and is caused by shortening of the period of waves. It's inverse is a red shift, which occurs when the observer is moving further away from the source of sound. These are both examples of Doppler Shifts. (More)
Question
Updated 9/26/2012 8:42:26 AM
2 Answers/Comments
When a sound source approaches you, the pitch you hear is higher than when the source is stationary.
Added 9/26/2012 8:41:39 AM
This answer has been added to the Weegy Knowledgebase
when copying and pasting from another site, be sure you cite the page...also be sure you answer the question the user is asking
Added 9/26/2012 8:42:26 AM
Which of the following occurs as a light wave bends when it passes from one medium into another? A. constructive interference B. refraction C. destructive interference D. reflection
Question
Updated 8/2/2015 5:47:24 PM
1 Answer/Comment
Refraction occurs as a light wave bends when it passes from one medium into another.
Added 8/2/2015 5:47:24 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by Janet17 [8/2/2015 6:20:51 PM]
Because light travels in a straight line and casts a shadow, Isaac Newton hypothesized that light is A. radiation. B. a stream of particles. C. a wave. D. heat.
Weegy: A. radiation. (More)
Question
Updated 1/18/2015 4:56:36 PM
1 Answer/Comment
Because light travels in a straight line and casts a shadow, Isaac Newton hypothesized that light is: A stream of particles.

Added 1/18/2015 4:56:27 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by Andrew- [1/18/2015 5:03:07 PM]
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