Mass and energy (AQA A-Level Physics): Flashcards
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Practise the cards
10 cards from this deck
Einstein's mass-energy equation
Einstein's mass-energy equation
Mass defect
Mass defect
Mass of nucleus is less than sum of its nucleons' masses
Binding energy
Binding energy
Energy to separate nucleus into individual nucleons
1 atomic mass unit in kg
1 atomic mass unit in kg
kg
Energy per 1 u mass defect in MeV
Energy per 1 u mass defect in MeV
931.5 MeV
Nuclear fission
Nuclear fission
Splitting large nucleus into two daughter nuclei
Nuclear fusion
Nuclear fusion
Joining two smaller nuclei to form one larger nucleus
Fission or fusion: which releases more energy?
Fission or fusion: which releases more energy?
Fusion
Highest binding energy per nucleon element
Highest binding energy per nucleon element
Iron (Fe)
Convert mass defect (u) to energy (MeV)
Convert mass defect (u) to energy (MeV)
Multiply by 931.5