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Describing Motion Around Us

Science · CBSE Class 9 · English Medium · 15 questions and answers

Sample questions

Q: What is distance?

A: Distance is the total length of the actual path travelled by an object.

Q: What is displacement?

A: Displacement is the shortest straight-line distance from the initial position to the final position, with direction.

Q: What is speed?

A: Speed is the distance travelled per unit time. Speed = Distance/Time.

Q: What is velocity?

A: Velocity is displacement per unit time in a specified direction.

Q: What is the SI unit of speed and velocity?

A: Metre per second (m/s).

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