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AQA Physics [P1] Part 2

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GCSE Physics Mind Map on AQA Physics [P1] Part 2, created by ryancharman98 on 11/10/2014.
ryancharman98
Mind Map by ryancharman98, updated more than 1 year ago
ryancharman98
Created by ryancharman98 about 10 years ago
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AQA Physics [P1] Part 2
  1. Generating electricity
    1. Renewable
      1. Biofuels
        1. Hydroelectric
          1. Causes flooding
          2. Solar power
            1. Produces a small amount of electricity
            2. Tidal power
              1. Affects local ecology
              2. Wind turbine
                1. Requires land
                2. Geothermal
                  1. Expensive
                3. Non-renewable
                  1. Fossil fuels
                    1. Coal
                      1. Oil
                        1. Gas
                          1. Release carbon dioxide and sulphur dioxide
                          2. Nuclear
                            1. Uranium
                              1. Plutonium
                                1. Nuclear waste - difficult to dispose
                                2. National grid
                                  1. Transformers
                                    1. Step up
                                      1. Step down
                                        1. High-voltage current
                                          1. less energy lost in cables
                                  2. Waves
                                    1. Properties
                                      1. Wavelength
                                        1. Amplitude
                                          1. Frequency
                                            1. Speed = frequency x wavelength
                                            2. Longitudinal
                                              1. Vibrate parallel to the direction of transfer
                                                1. Vibrations in a medium
                                                  1. Sound
                                                  2. Compression
                                                    1. Rarefaction
                                                    2. Transverse
                                                      1. Mechanical
                                                        1. Require medium to travel through
                                                        2. Vibrate at right angles to the direction of transfer
                                                        3. Doppler Effect
                                                          1. Red-shift of galaxies and stars
                                                            1. Big Bang theory
                                                              1. Universe is expanding
                                                                1. Cosmic microwave background information
                                                                2. Further away... bigger red shift
                                                              2. Reflection
                                                                1. Refraction
                                                                  1. Diffraction
                                                                  2. Electromagnetic waves
                                                                    1. Communication
                                                                      1. Visible light
                                                                        1. Photography
                                                                        2. Infrared
                                                                          1. Remote controls
                                                                          2. Microwaves
                                                                            1. Satellite TV
                                                                              1. Mobile phone
                                                                              2. Radio waves
                                                                                1. Radio
                                                                                  1. TV
                                                                                    1. Bluetooth
                                                                                  2. R-M-I-V-U-X-G
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