Time and Motion Class 7 Worksheet Science Chapter 9

Section A: Multiple Choice Questions


Q.1. Who invented the pendulum clock?
(a) Galileo Galilei
(b) Christiaan Huygens
(c) Isaac Newton
(d) Albert Einstein

Q.2. The world's largest sundial is located in which country?
(a) India
(b) China
(c) Egypt
(d) Mexico

Q.3. What is the formula for calculating speed?
(a) Speed = Distance × Time
(b) Speed = Time ÷ Distance
(c) Speed = Distance ÷ Time
(d) Speed = Time × Distance

Q.4. What is the SI unit of speed?
(a) Kilometer
(b) Meter
(c) Second
(d) Meter per second

Q.5. What is uniform motion?
(a) Motion with constant speed and direction
(b) Motion with changing speed and direction
(c) Motion with constant speed but changing direction
(d) Motion with changing speed but constant direction

Section B: Short Questions


Q.1. Why is measuring time important in human history?

Q.2. Name two ancient civilizations that developed methods to measure time.

Q.3. What are the different instruments used to measure time?

Q.4. Explain the concept of simple pendulum.

Q.5. What is the difference between slow and fast motion?

Section C: Fill in the Blanks


Q.1. The ___________ is the world's largest sundial.

Q.2. ___________ is the process of determining the duration or interval between two events.

Q.3. A ___________ is used to measure the time interval accurately.

Q.4. The ___________ is a simple device used to measure time using periodic motion.

Q.5. ___________ measures the rate at which an object moves.

Section D: Match the Column


Time and Motion Class 7 Worksheet Science Chapter 9

Section E: True or False


Q.1. The importance of measuring time is only limited to modern times. 

Q.2. The sundial is a modern invention. 

Q.3. A simple pendulum is used to measure the time interval accurately. 

Q.4. Speed detection cameras are used to measure the distance travelled by a vehicle. 

Q.5. Uniform motion is when an object moves with a constant speed. 

You can access the solutions to this worksheet here.

The document Time and Motion Class 7 Worksheet Science Chapter 9 is a part of the Class 7 Course Class 7 Oxford Science: Chapter Notes, Worksheets & Tests.
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