Physics, 21.09.2020 23:01 genesis0523
What describes the wave used? Check all that apply.
A police officer uses a radar gun to determine the speed of a car. A specialized radar gun uses ultraviolet light to determine the speed.
A. transverse
B. longituding
C. heat
D. electromagnetic
E. sound
Answers: 1
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If angle "a" is 25°, angle "b" is: a) equal to angle c b) less than angle c c) greater than angle c
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Both speed and velocity measure how fast something is moving. however, since speed is not a it does not require a(n question 6 options: a) quantity , unit b) magnitude, unit c) scalar, direction d) vector, direction
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What kind of waves require a medium to travel? question 6 options: light waves mechanical waves all waves need a medium to travel electromagnetic waves
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Mechanical energy is when there are no forces causing an object to lose energy. a. increased b. conserved c. decreased d. doubled i need this answer ! .
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What describes the wave used? Check all that apply.
A police officer uses a radar gun to determine...
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