EASY
7th CBSE
IMPORTANT
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Choose the correct option for each of the following.
The SI unit of speed is

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Important Questions on Time and Motion

EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 12 - Time and Motion>EXERCISE>Q A
Distance is calculated by the equation-
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 12 - Time and Motion>EXERCISE>Q A
Choose the correct option for each of the following.
The Greeks invented a device to measure time at night
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 12 - Time and Motion>EXERCISE>Q A
Choose the correct option for the following:
The distance-time graph for an object at rest is -
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 12 - Time and Motion>EXERCISE>Q A
John takes 10 minutes to reach his school from his house. The distance of his school from his house is 1.2 km. What is his speed during this journey?
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 12 - Time and Motion>EXERCISE>Q B
The time taken by a simple pendulum to complete one oscillation is called _____.
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 12 - Time and Motion>EXERCISE>Q B
The object suspended at the free end of the string of a simple pendulum is called _____.
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 12 - Time and Motion>EXERCISE>Q B
The distance moved by an object in unit time is called _____.
EASY
7th CBSE
IMPORTANT
Science Now 7>Chapter 12 - Time and Motion>EXERCISE>Q B
A simple pendulum completes 15 oscillations in 30 seconds. The time period of the pendulum is _____ seconds.