thermel energy
For humans = Chemical energyFor machines = Mechanical energy.
Pulleys are used to lift objects
For Somethings
Movement of objects used to do work is motion energy.
Work IS a kind of energy: work is the word used for transfer of energy.Work IS a kind of energy: work is the word used for transfer of energy.Work IS a kind of energy: work is the word used for transfer of energy.Work IS a kind of energy: work is the word used for transfer of energy.
For humans = Chemical energyFor machines = Mechanical energy.
because we can't lift it with our hand
levers are used to lift up objects
Pulleys are used to lift objects
For Somethings
Movement of objects used to do work is motion energy.