In this unit students will study:
1. How force depends on pressure and area
2. How to change pressure
3. Units for pressure
4. Equation for pressure
5. Why there is pressure from liquids and gases
6. How water pressure changes with depth
7. What happens when a gas is compressed.
8. Understand the words, load, effort, and pivot.
9. Know what a moment is
10. Know how to calculate moments e.g. cranes.
11. Apply the principle of moments.