The document provides a science worksheet for Class 7 on the topic of motion and time. It includes questions about SI units, pendulum properties, devices for measuring speed and distance, and true/false statements for students to answer. The worksheet aims to enhance students' understanding of key concepts related to motion and time.

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Motion and Time Class 7 Science Worksheet with Answers
This worksheet is for Class 7 Science, comprising the topic of Motion and Time. It
will help students develop a better understanding of Motion and Time.
Motion and Time Class 7 Science Worksheet with Answers Download PDF
Answer the following:
1. Answer the following
1. What is the S.I unit of measurement for speed.
2. What is a pendulum bob’s resting position called?
3. What is the posture of the body called when it does not alter in relation to its
surroundings?
4. Name a device that measures the vehicle’s speed.
5. Name a device that measures a vehicle’s distance traveled.
6. What is the amount of time it takes a pendulum to complete one oscillation called?
7. What is a pendulum’s metallic ball called?
8. Name the material in which the crystals vibrate at an extremely rapid and accurate
pace.
9. Name a timepiece that uses the shadow of a pointer cast by the sun on a graded
plate to display the time.
2. State True/False:
1. A speedometer is an instrument to measure a vehicle’s speed at a particular speed.
2. The speed of a car is always uniform.
3. The kilometer is the SI unit of distance.
4. Speed is a vector quantity.
5. Speed of light is always faster than sound.

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3. Match the following:
‘A’ ‘B’
One kilometer 100 years
Odometer 1000 m
One hour Vehicle’s speed
A century 3600 s
Speedometer Total distance covered