Question

1) What are the different units of measurement
a)Which unit is used to measure the cloth of a curtain
b)How will you measure the distance between two plants
c)Which unit is used to measure the length of a car, pencil and eraser
2) Give any two examples of solids, liquids and gases? Write an five substances which float on water and which sink in water.
3) Write about different types of motion.​

Answer 1

There are seven basic units in the SI system: the meter (m), the kilogram (kg), the second (s), the kelvin (K), the ampere (A), the mole (mol), and the candela (cd).

Answer 2

1)m,cm,mm,km,hector,kilo,

2)cm,m

3)