EASY
9th CBSE
IMPORTANT
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A body can be at rest and in motion at the same time.

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Important Questions on Motion

EASY
9th CBSE
IMPORTANT
Define (a) rest and (b) motion. Why are these terms called relative? Give an example of each.
EASY
9th CBSE
IMPORTANT
Have you ever experienced that the train in which you are sitting appears to move, even when the train is at rest? Discuss.
EASY
9th CBSE
IMPORTANT
An athlete completes 100 m race on a straight track. Calculate the distance and magnitude of displacement of athlete during the race.
EASY
9th CBSE
IMPORTANT
A circular track is made on which an athlete has to cover three rounds to complete a 1000 m run. During the run, find the distance and magnitude of displacement of the athlete.
MEDIUM
9th CBSE
IMPORTANT
On a square track of edge length 100 m, an athlete starts from one corner and reaches diagonally opposite corner. Find the distance and the magnitude of displacement of the athlete.
EASY
9th CBSE
IMPORTANT
On a square track of edge length 100 m, an athlete starts from one corner and reaches diagonally opposite corner. If the athlete reaches back to the same corner after running on the track once, find the distance and magnitude of displacement of the athlete.
EASY
9th CBSE
IMPORTANT
A cricket ball is thrown up. It reaches a height of 10 m from the point of throw and then reaches back to the point of throw. Find the distance and displacement of the ball.
EASY
9th CBSE
IMPORTANT
What is the difference between distance and displacement?