5 Work, energy and power

5.1 Doing work, transferring energy  

5.2 Gravitational potential energy  

5.3 Kinetic energy  

5.4 Gravitational potential to kinetic energy transformations  

5.5 Down, up, down: energy changes  

5.6 Energy transfers  

5.7 Power

5 Work, energy and power

Exercise 5.1 The concept of work

Exercise 5.2 Gravitational potential energy and kinetic energy

Exercise 5.3 Energy efficiency

Exercise 5.4 Power

Exam-Style Questions