Time needed to wash potatoes Whiteboard exercise Play

To work with or against nature? Whiteboard exercise Play

To work with or against nature? Student activity Play

Transfer of energy Animation Play

Transporting the sand Whiteboard exercise Play

Two drums Animation Play

Types of traps – snap traps Student activity Play

Units of power Whiteboard exercise Play

Units of power Student activity Play

Units of work Whiteboard exercise Play

Units of work Student activity Play

Voltage Whiteboard exercise Play

Voltage Whiteboard exercise Play

Voltage Student activity Play

What does 'horsepower' derive from? Animation Play

What does the magnitude of work done depend on? Whiteboard exercise Play

What does the magnitude of work done depend on? Student activity Play

What power do you work with when riding a bike? Simulation Play

What will happen when we increase the voltage two-fold? Animation Play

When does a force perform no work? Student activity Play

When does a force perform no work? Whiteboard exercise Play

When is work equal to zero? Animation Play

When is 'work' not work Student activity Play

When is 'work' not work Whiteboard exercise Play

Where does the energy of the oscillations come from? Student activity Play