The centre of mass or mass centre is the mean location of all the mass in a system. In the case of a rigid body, the position of the centre of mass is fixed in relation to the body. In the case of a loose distribution of masses in free space, such as shot from a shotgun or the planets of the solar system, the position of the centre […]
3 Things about the Centre of Mass Read More »
Zambia instituted the Environmental Protection and Pollution Control Act in 1990. The Environmental Council of Zambia (ECZ) was then established…
POLLUTION CONTROL IN ZAMBIA Read More »
The matter is made up of very small particles called molecules. Molecules are made up of a number of atoms of either the same or different elements
Types and Properties of Matter Read More »
Flowers are organs which are specialized for sexual reproduction. Despite the different shapes and sizes of flowers, they are all made up of similar parts.
Sexual Reproduction in flowering plants Read More »
