Write the two uses of artificial satellites.

The two uses of artificial satellites are as follows –

a) For communication purpose: We use artificial satellite for telecommunication, television transmission, radio network and computer network. India has launched a series of INSAT (Indian National Satellite System) for these purposes.

b) For Remote Sensing: It is the method by which we acquisition (obtain) of information about an object or phenomenon without making physical contact with the object. Using satellite we carry out a geological survey of metallic ores present in the earth crust, water resource, agriculture etc.