## Work and Power

- Write down the equation to calculate work in terms of force and distance moved in the direction of the force.
- What are the units for force, distance and work done?
- What is work done equal to?
- Write down the relationship between gravitational potential energy, mass, gravitational field strength and height.
- What are the units of gravitational potential energy, mass, gravitational field strength and height?
- Write down the equation to calculate the kinetic energy of a moving object.
- Explain how the conservation of energy produces a link between gravitational potential energy, kinetic energy and work,
- Complete the following equation: Work Done =
- What are the units of work done, force and distance?
- What is power in terms of energy and in terms of work done?