True
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Answer: False
Explanation: They can see it by karst topography!
The wall exerts a force of equal magnitude but in the opposite direction. So the force by the wall is 10 N to the right.
Divide
(the distance covered in some period of time)
by
(the time taken to cover the distance).
The quotient is the average speed during that period of time.
Light will make the object appear “broken” or in an irregular shape.
Refraction is the change in direction of waves.
