Density of water is
13.6 times greater than mercury
13.6 times less than mercury
equal to mercury
10 times ten than mercury
pick out correct expression for pressure
P = hdg
The intermolecular distance between the molecules in a solid is
very small
medium
very long
large
Basic building block of all matter is
Compound
Element
Atom
Molecule
Who invented mercury barometer?
Pascal
Evangelista Torricelli
Archimedes
Nicolas Fortin
The smallest unit of an element is
Mixture
Which of the following matter cannot be compressed
Solid
Liquid
Gas
Both b and c
The force of attraction between water droplets and a glass surface resulting in the sticking of water droplets to the walls of glass is an example of
cohesive force
adhesive force
surface tension
capillarity
Which of the following not have a definite volume
Solids and liquid
Which of the following has a definite shape
liquid
gas
solid
both a and b