Table 7.1 Energy of Various Objects and Phenomena Objectiphenomenon Energy in joules Big Bang 1068 Energy released in a supernova 1044 Fusion of all the hydrogen in Earth's oceans 1034 Annual world energy use 4x1020 Large fusion bomb (9 megaton) 3.8x1016 1 kg hydrogen (fusion to helium) 6.4x1014 1 kg uranium (nuclear fission) 8.0x 1013 Hiroshima-size fission bomb (10 kiloton) 4.2x1013 90,000-ton aircraft carrier at 30 knots 1.1x1010 1 barrel crude oil 5.9x10° 1 ton TNT 4.2x10° 1 gallon of gasoline 1.2x108 Daily home electricity use (developed countries) 7x107 Daily adult food intake (recommended) 1.2x107 1000-kg car at 90 km/h 3.1x105 1g fat (9.3 kcal) 3.9x104 ATP hydrolysis reaction 3.2x104 1g carbohydrate (4.1 kcal) 1.7x104 1 g protein (4.1 kcal) 1.7x104 Tennis ball at 100 km/h 22 Mosquito (10-2 g at 0.5 m/s) 1.3x10-6 Single electron in a TV tube beam 4.0x 10-15 Energy to break one DNA strand 10-19

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