Neha Sharma, Ajoy Ghatak and, Akanksha Dudpuri Solutions for Chapter: Motion and Measurement of Distances, Exercise 4: EXERCISES

How will you measure the length of a desk?

'Motion of the Earth is a combination of motions.' Comment on this statement.

What is the correct way of reading the result on a metre scale?

Explain the similarities and dissimilarities between the motion of a bus and a fan.

The height of your friend is $1.20 \mathrm{m}$. Convert it into centimetres, decimetres and millimetres.

While measuring the length of a matchbox, the reading at one end is $1.0 \mathrm{cm}$ and the other end is $4.3 \mathrm{cm}$. What is the length of the matchbox? 

Classify the following into land, water and air transport:
Bicycle, ship, aeroplane, bus, boat, helicopter, car, scooter, raft, train, spacecraft and electric train.

Which type of motion is performed by a movement of chalk on a blackboard while writing?