P4 Crossword 0.0 / 5 ? PhysicsRadiation for LifeGCSENone Created by: TravishgCreated on: 10-05-15 11:03 Is caused by the build up of friction Static Electricity 1 of 31 Only part of the atom that moves Electron 2 of 31 Opposite charges... Attract 3 of 31 Synthetic materials can build up alot of.. Charge 4 of 31 If an object is earthed, it can safely transmit... to the ground Static Charge 5 of 31 Bikes and cars are painted using ... paint sprayers Electrostatic 6 of 31 The flow of electrical charge around the circuit Current 7 of 31 The driving force that pushes the current around the circuit Voltage 8 of 31 Anything that slows down the circuit, and is measured in ohms Resistance 9 of 31 The ... carries the voltage Live wire 10 of 31 The ... completes the circuit Neutral 11 of 31 The .. and fuse (circuit breaker) are for safety and work together Earth Wire 12 of 31 Earthing and fusing prevent Fire and shock 13 of 31 Volatge x Current = Power 14 of 31 A ... is a resistor whose resistance can be changed by twiddling a knob or something Variable resistors 15 of 31 Voltage/Current = Resistance 16 of 31 ... is a longitudinal wave Sound 17 of 31 In ... the vibrations are along the same direction as the wave is travelling Longitudinal waves 18 of 31 In ... the vibrations are at a 90 degree to the direction of travel of the wave. Transverse Waves 19 of 31 A higher sound then we can hear Ultrasound 20 of 31 Comes from an unstable nucleus Radioactivity 21 of 31 Helium nucleus' can produce Alpha radiation 22 of 31 A fast moving electron is Beta Radiation 23 of 31 The mass numbers and atomic numbers are balanced on both sides Nuclear Equations 24 of 31 The time taken for half of the radioactive nuclei now present to decay. Half life 25 of 31 Radiation that damages living cells, and can enter living cells and interact with molecules Ionising radiation 26 of 31 X-rays and Gamma rays are ... waves. Are also high frequency, and short wavelength. Electromagnetic 27 of 31 The treatment of cancer using Gamma rays. Radiotherapy 28 of 31 Short half life Beta and Gamma emitters can act as Tracers 29 of 31 The splitting of uranium atoms which releases heat energy. Fission 30 of 31 The joining of small atomic nuclei which releases more energy then fission Fusion 31 of 31
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