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1446530
AQA Physics [P1] Part 2
Descrição
GCSE Physics Mapa Mental sobre AQA Physics [P1] Part 2, criado por ryancharman98 em 11-10-2014.
Sem etiquetas
physics
gcse
Mapa Mental por
ryancharman98
, atualizado more than 1 year ago
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Criado por
ryancharman98
quase 10 anos atrás
80
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Resumo de Recurso
AQA Physics [P1] Part 2
Generating electricity
Renewable
Biofuels
Hydroelectric
Causes flooding
Solar power
Produces a small amount of electricity
Tidal power
Affects local ecology
Wind turbine
Requires land
Geothermal
Expensive
Non-renewable
Fossil fuels
Coal
Oil
Gas
Release carbon dioxide and sulphur dioxide
Nuclear
Uranium
Plutonium
Nuclear waste - difficult to dispose
National grid
Transformers
Step up
Step down
High-voltage current
less energy lost in cables
Waves
Properties
Wavelength
Amplitude
Frequency
Speed = frequency x wavelength
Longitudinal
Vibrate parallel to the direction of transfer
Vibrations in a medium
Sound
Compression
Rarefaction
Transverse
Mechanical
Require medium to travel through
Vibrate at right angles to the direction of transfer
Doppler Effect
Red-shift of galaxies and stars
Big Bang theory
Universe is expanding
Cosmic microwave background information
Further away... bigger red shift
Reflection
Refraction
Diffraction
Electromagnetic waves
Communication
Visible light
Photography
Infrared
Remote controls
Microwaves
Satellite TV
Mobile phone
Radio waves
Radio
TV
Bluetooth
R-M-I-V-U-X-G
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