What is non-uniform motion?

Important Questions on Time and Motion

EASY

7th CBSE

IMPORTANT

Galaxy Science in Everyday Life>Chapter 13 - Time and Motion>Chapter Review>Q 1

Which principle lies behind the working of all time-measuring devices?

MEDIUM

7th CBSE

IMPORTANT

Galaxy Science in Everyday Life>Chapter 13 - Time and Motion>Chapter Review>Q 2

Explain the working of a sundial.

MEDIUM

7th CBSE

IMPORTANT

Galaxy Science in Everyday Life>Chapter 13 - Time and Motion>Chapter Review>Q 3

Is it possible to calculate the time period of a simple pendulum?

MEDIUM

7th CBSE

IMPORTANT

Galaxy Science in Everyday Life>Chapter 13 - Time and Motion>Chapter Review>Q 4

How is motion represented on a graph? Plot a distance-time graph for a car moving at a uniform speed of $10 \mathrm{m}/\mathrm{s}$.

EASY

7th CBSE

IMPORTANT

Galaxy Science in Everyday Life>Chapter 13 - Time and Motion>Chapter Review>Q 5

A bus takes half an hour to cover a distance of $30 \mathrm{km}$. What is its speed?

EASY

7th CBSE

IMPORTANT

Galaxy Science in Everyday Life>Chapter 13 - Time and Motion>Chapter Review>Q 5

A boy covered $4 \mathrm{km}$to reach the market in $2 \mathrm{hours}$ and returned home in $2 \mathrm{hours}$. What is his average speed?

EASY

7th CBSE

IMPORTANT

Galaxy Science in Everyday Life>Chapter 13 - Time and Motion>Chapter Review>Q 5

If the speed of a train is $120 \mathrm{km}/\mathrm{h}$, how much time will it take to cover $960 \mathrm{km}$?

EASY

7th CBSE

IMPORTANT

Galaxy Science in Everyday Life>Chapter 13 - Time and Motion>Chapter Review>Q 5

A car is moving with a speed of $60 \mathrm{km}/\mathrm{h}$. How much time will it take to cover $360 \mathrm{km}$?