Question

E. Give a suitable unit used to measure the following:
1. length of a tree
2. distance between two towns
3. thickness of a coin
4.
mass of a bag of flour
5. mass of a safety pin
6. surface covered by the school playground​

Answer 1

Length of a tree - Foot (ft)

distance between two towns - kilometers (km)

Thickness of a coin - Milimetre (mm)

Mass of a bag of flour - gram (gm) and kilogram (kg)

Mass of a safety pin - miligram

surface covered by the school playground - meters (m)