Weight
Power
Energy
Force
Second
Joule
Metre
Watt
Sound energy
Heat energy
Chemical energy
Electrical energy
Solar energy
Petroleum
Geothermal source
Natural gas
1 Joule
1 Watt
1 H.P
1 Second
Atom bomb
Nuclear reactor
Electric furnace
Chemical furnace
Bulb
Microphone
Steam engine
Dynamo
Tidal waves
Lignite
reduced to ¼à
is quadrupled
is doubled
remains the same
Fossil fuel