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power= energy time the time in seconds power= energy time the time in seconds
Enthalpy mathematically is the sum of the internal energy and work done in a process.internal energy is the sum of the kinetic energy,potential energy,vibrational energies etc
Capable of being done.
mainly AC but can be DC if done correctly
Geothermal Energy
work is being done when you use energy
composting is being one in your community to produce organic fertilizer
J
YesIt is true that solar energy can be changed into thermal energy without any work being done. The solar energy is thermal energy from the sun.
Yes, this is regularly done with photovoltaic cells, a.k.a. "solar panels".
No. That can not be done in any system in our Universe.
Set them on fire and measure the heat they produce. Seriously. That's how it's done.
yes it can
Negative work increases potential energy.
energy
Work is the word used to describe anything that's being physically done whereas energy is what is needed for work to be done. So in a simple form - You need energy to work.
Of corse,potential energy of pencil is increased.Therefor work done