Physics Key Stage 4
Contents
Energy
Energy changes in a system, and in the ways energy is stored before and after such changes
Systems
Energy Store
- Thermal Energy Store
- Elastic Potential Energy Store
- Chemical Potential Energy Store
- Kinetic Energy Store
- Magnetic Potential Energy Store
- Electrostatic Potential Energy Store
- Nuclear Potential Energy Store
- Gravitational Potential Energy Store
- Internal Energy Store
- Vibrational Energy Store
Calculating Energy Stores
- Calculating Kinetic Energy
- Calculating Gravitational Potential Energy
- Calculating Elastic Potential Energy
- Calculating Thermal Energy
Energy Transfers
Power Ratings of Electrical Appliances
Conservation, dissipation and national and global energy sources
Improving Energy Transfers
Energy Resources
Forces
Forces and their Interactions
Representing Forces
Contact Forces
Non-contact Forces
Interactions
Work Done as force x distance, energy transfer
Pressure and pressure differences in fluids
Moments, Levers and gears
Forces and Motion
Speed and velocity, speed as distance over time; acceleration; distance-time and velocity-time graphs
Motion
Graphing Motion
Forces, accelerations and Newton’s laws of motion
Higher
Safety in public transport
Waves in matter
Waves in air, fluids and solids
Wave Properties
Mechanical Waves
- Water Wave - information and energy without mass
- Sound Wave - information and energy without mass
- Waves on a String - information and energy without mass
Waves at material interfaces: applications in exploring structures
Higher
- Sound Waves
- Ear
- Echolocation - absorption reflection
- Ultrasound
- Seismic Waves
- P-waves
- S-waves
- Structure of Earth - absorption of s-waves