NEW & IMPROVED VERSION: • Video
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Energy, electricity, atoms & particles.
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00:00 Intro
00:20 Energy - types of store
00:53 Work done
01:08 GPE & KE
02:24 Hooke's Law (springs) & prac
03:17 Power & efficiency
04:02 Renewable & non-renewable sources
04:37 Heat transfer & insulation (prac)
05:26 Atomic structure, elements & isotopes
06:30 Ionising radiation (alpha, beta & gamma)
09:09 Radioactivity & half-life
10:44 Fission & fusion
11:33 Voltage (potential difference), current, resistance, Ohm's law V=IR
12:33 IV characteristic graphs: resistor, filament lamp, thermistor, LDR, diode (prac)
14:33 Resistance of wire (prac)
15:50 Electrical power equations
16:11 Series & parallel circuits, potential dividers
16:52 Electrical safety: earth wire, fuses, circuit breakers
17:35 Static electricity & electric fields
18:20 National grid
19:10 Density (prac)
20:35 Internal energy, changing states (heating curve, SHC, SLH)
22:40 Gas pressure -
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26 июл 2024
