# Physics Unit Two

Physics Unit Two Syllabus AQA

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- Created by: Flora
- Created on: 18-12-12 19:02

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- Physics
- Forces
- Resultant Forces
- Opposite forces
- When stationary
- When accelerating

- When accelerating

- Motion
- F = m x a
- Understanding distance-time graphs
- Calculating speed
- Velocity

- a = v - u ALL DIVIDED BY t
- Understanding velocity-time graphs
- Calculate acceleration
- Calculate distance
- Calculate acceleration

- Braking
- Steady speed
- Air resistance
- Stopping distances
- Reaction time + braking distance
- Reasons for a longer reaction time

- Reaction time + braking distance
- Friction
- Adverse weather conditions
- Condition of brakes or tyres

- Terminal Velocity
- Elasticity
- Changes in shape
- Elastic potential energy
- F = k x e

- Resultant Forces
- Kinetic Energy
- Energy
- W = F x d
- Against frictional forces

- Transfer of energy
- P = E / t
- GPE = m x g x h
- KE = A HALF OF m x v SQUARED

- W = F x d
- Momentum
- A property of moving objects
- p = m x v
- Conservation of momentum
- Collisions and explosions
- Momentum
- A property of moving objects
- p = m x v
- Conservation of momentum
- Collisions and explosions

- Collisions and explosions
- Calculations involving two objects

- Momentum

- Collisions and explosions
- Calculations involving two objects

- Energy
- Currents
- Static Electricity
- Electrical charges
- Negative charges

- Attracting and repelling

- Electrical charges
- Electrical Circuits
- Flow of electrical charge
- Q = I x t
- V = W / Q
- Sensors
- LDR

- Circuit symbols
- Potential difference
- Resistance
- Ions and electrons

- Resistance
- V = I x R
- Filament bulb
- Diode
- LED

- Static Electricity
- Mains Electricity
- Household Electricity
- Structure of cables
- Fuses and circuit breakers
- Circuit breakers are much faster

- Earth wire

- Fuses and circuit breakers

- Structure of cables
- Current, Charge and Power
- Wasted energy
- P = E / t
- P = I x V
- E = V x Q

- Household Electricity
- Radioactive Substances
- Atomic Structure
- Nucleus
- Protons, neutrons and electrons

- Ions
- Isotopes
- Ions

- Nucleus
- Radiation
- Radioactive substances
- Decay

- Background radiation
- Alpha particle
- Beta particle
- Alpha particle

- Gamma radiation

- Radioactive substances

- Atomic Structure
- Nuclear
- Fission
- Splitting of an atomic nucleus
- Fissionable substances
- Chain reaction
- Absorbing a neutron

- Fusion
- Joining
- Gravitational attraction
- Star lifecycle
- Supernova

- Naturally occuring elements

- Fission

- Forces

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