Question

Hints :
Environment, the great and whole some aspects supportive of life, environmental
threats of today-industrialisation, globalisation, all-around pollution, felling of trees,
construction of dams, need to protect environment-conservation of rivers and rain
forests-the Kasturi Rangan report-pro and anti responses-your opinion-no
compromise on environmental issues.​

Answer 1

Answer:

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A machine is a thing that is created by people to make work easier. It is a tool or invention which multiplies the effect of human effort. The machine produces a mechanical advantage. ... Often a machine will change one form of energy to another form of energy. Simple machines increase or change the direction of a force.