Explain the difference between prism and pyramid.

Explain the difference between emission and absorpation spectra.

Explain the differences between living and non living things.

Explain the difference between Buna -N and Buna-S .

Explain the difference between natural rubber and synthetic rubber .

Explain the differences between thermoplastics and thermosetting plastics with the help of a diagram explaning interms of arrangements of monomers.

Explain the difference between the 'nich' of an organism and its 'habitat'.

Explain the difference between sturcutural isomers and stero isomers.