How was the concept of work-energy developed?
120320
How was the formula for kinetic energy found, and who found it?
48114
Quantum mechanics - how can the energy be complex?
119004
Proof of conservation of energy?
54113
Does the potential energy of a single object exist?
80785
What is potential energy truly?
31848
Where does gravity get its energy from?
105342
How did Planck arrive at the idea that energy is quantized?
78993
What is the significance of the sign of work done? Does it affect internal energy also?
137052
What is pure energy?
44040
Is energy really conserved?
117292
Is energy the ability to do work?
6401
Physics definition of work and lifting
75159
What is precisely the energy scale of a process?
123628
How does kinetic energy work in braking a vehicle?
30883
Why can't energy be created or destroyed?
27184
Is work done in rolling friction?
80190
Why does it make any physical sense for a body to have negative potential energy?