The Fundamental Unit of Life — Science STD 9 — Question

Two bodies of equal weight are kept at heights of h and 1.5 A, respectively. The ratio of their PE is:

Light waves:

If a rock is brought from the surface of the moon, then :

The SI unit of thrust is:

Name a technique used to separate.Carbon and sulphur:

A mixture of sulphur and carbon disulphide is:

All living things including plants and animals are made up of:

During summer days, water kept in an earthen pot (pitcher) becomes cool because of the phenomenon of:

Energy can be defined as:

Growing different crops in the same field in a pre-planned succession, to improve the quality and quantity of the crop yield and maintain the fertility of soil is known as: