# Motion and Time (Parctice Sheet, Class 7)

(1) Ram walked 1km in 30min.Find his speed.

Solution-

(2) Write T if statement is true and write F if statement is false.

(i) Year is a unit of time.

(ii) To move faster you will have to cover more distance in less time.

(iii) Odometer is used to measure distance.

Solution-

(3) Show a time distance graph for non – uniform motion.

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(4) Complete the table given below-

 S.N Name of the person Speed Time Distance 1. Reena 8km/h 5min 2. Ramesh 9km/h 8min

Solution-

(5) Speedometer of a vehicle shows

(i) Distance of the vehicle

(ii)Speed of the vehicle

(iii) Time taken by the vehicle

(iv)Location of the vehicle

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(6) Name two type of clocks which are used in the ancient time to measure time.

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(7) What is the uniform motion and non- uniform motion?

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(8) What is pendulum? Mark its part in the diagram.

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(9) Define oscillatory motion. Give two example of it.

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(10) A distance time graph is shown in figure below. Choose the correct statement related to it.

(i)Graph shows uniform motion.

(ii) Vehicle is at rest.

(iii)Graph shows non constant motion.

Solution-

Helping Topics

Motion and Time

NCERT solutions, class 7

Displacement

Distance

Time

Acceleration