How many states of matter are there in the world?
a) two
b) three
c) four
d) many
Explanation:1. Solid 2. Liquid and 3. Gas
Which of the
following substance/s is/are solid?
a) wall clock
b) door
c) oil
d) both a and b
Which of the following substance/s is/are liquid?
a) guitar
b) water
c) oil
d) both b and c
Which of the following substance/s is/are gas?
a) air
b) smoke
c) oxygen
d) all of these
The ability of a substance to conduct heat is called……..
a) ductility
b) malleability
c) conductivity
d) solubility
Which of the following is conductor of heat?
a) silver spoon
b) plastic spoon
c) glass bottle
d) rubber band
