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Поточне сортування За датою останнього відновлення (зростання) Хронологічне сортування: За датою останнього відновлення
Acceleration of free fall | ||
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Acceleration of free fall - the acceleration due to the pull of the Earth on a body | ||
Accurate | ||
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Accurate - a measurements where the systematic error is small and so close to the ‘true’ value | ||
Activity | ||
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Activity - the rate of decay of a radioactive sample | ||
Albedo | ||
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Alpha decay | ||
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Alpha decay - a decay producing an alpha particle | ||
Alpha particle | ||
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Alpha particle - the nucleus of helium-4 | ||
Alternating current (ac) | ||
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Alternating current (ac) - current in which electrons oscillate instead of moving with same drift speed in the same direction | ||
Alternating voltage | ||
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Ammeter | ||
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Ammeter - an instrument that measures the electric current through it | ||
Aniontons’ law or Gay-Lussac’s law | ||
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Aniontons’ law or Gay-Lussac’s law - the relation between pressure and temperature of a fixed quantity of an ideal gas when the volume is kept constant | ||