EASY
7th CBSE
IMPORTANT
Earn 100

Match the motion under A with the motion under B.

A B
(a) Straight-line motion i. Children swinging on a sea-saw
(b) Circular motion ii. Children on a merry-go-round
(c) Oscillatory motion iii. Children running a race

 

Important Questions on Motion and Time

EASY
7th CBSE
IMPORTANT
S. Chand's SCIENCE For Class VII>Chapter 12 - Motion and Time>EXERCISES>Q V
Is it correct to say that 'both the hands of a clock move at a uniform circular motion'?
MEDIUM
7th CBSE
IMPORTANT
S. Chand's SCIENCE For Class VII>Chapter 12 - Motion and Time>EXERCISES>Q V
The odometer of your school bus reads 0325 when it left the shop near your home and it reads 0375 on reaching the school. It took 25 minutes to cover the distance from your home to the school. Calculate the speed of bus.
HARD
7th CBSE
IMPORTANT
S. Chand's SCIENCE For Class VII>Chapter 12 - Motion and Time>EXERCISES>Q V
Which is a shorter time period, a nanosecond or microsecond?
EASY
7th CBSE
IMPORTANT
S. Chand's SCIENCE For Class VII>Chapter 12 - Motion and Time>EXERCISES>Q V
Will the sundial be of use on a cloudy day? Say 'yes' or 'no'.
EASY
7th CBSE
IMPORTANT
S. Chand's SCIENCE For Class VII>Chapter 12 - Motion and Time>EXERCISES>Q V
How are the distance, time and speed related to each other?
EASY
7th CBSE
IMPORTANT
S. Chand's SCIENCE For Class VII>Chapter 12 - Motion and Time>EXERCISES>Q V
List the name of devices used for measuring time before pendulum clocks were developed.
MEDIUM
7th CBSE
IMPORTANT
S. Chand's SCIENCE For Class VII>Chapter 12 - Motion and Time>EXERCISES>Q V
What is a simple pendulum? How is it used for measuring time?
EASY
7th CBSE
IMPORTANT
S. Chand's SCIENCE For Class VII>Chapter 12 - Motion and Time>EXERCISES>Q VI
Which of these is a unit of time?