Physics, 25.07.2019 10:00, derekmartinez
Mechanical (sound) waves are unable to travel through a vacuum, such as through space, but radio waves are transmitted to earth from satellites. how is this possible? a) radio waves are electromagnetic waves. b) satellites are located within our atmosphere. c) radio waves are very high energy mechanical waves. d) radio waves are changed to gamma rays for transmission.
Answers: 1
Physics, 22.06.2019 09:00, cameronbeaugh
Yvette hangs a 2.4kg bird feeder in the middle of a rope tied between two trees. the feeder creates a tension of 480 n in each side of the the rope.
Answers: 1
Physics, 22.06.2019 15:00, deonnaturner68p7hz7y
What sort of waves exhibit the doppler effect?
Answers: 1
Mechanical (sound) waves are unable to travel through a vacuum, such as through space, but radio wav...
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