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Conservation de l'énergie Photos ❘ Science Photo Library
12630962 - Trebuchet Launching a Ball, Stroboscopic Image
12630961 - Trebuchet Launching a Ball, Stroboscopic Image
13736018 - James Joule, British physicist
13376832 - Hammer, illustration
13736067 - James Joule, British physicist
13378115 - Seven forms of energy, illustration
13376833 - Lamp, illustration
13498677 - Golf club hitting ball
13376837 - Energy transfer, illustration
12948560 - Joule's heat-equivalence experiment, 1840s
13272538 - Newtonian Earth, conceptual illustration
13378116 - Seven forms of energy, illustration
13376834 - Food mixer, illustration
12553639 - Newton's cradle with his 'Principia', illustration
13444326 - Light refraction with biconvex lens
13502602 - William Robert Grove, incandescent lamp, 1840
13376831 - Car, illustration
13376835 - Energy conversion, illustration
13376836 - Energy transfer, illustration
11726834 - Light refraction with prism
12096316 - James Joule,19th Century illustration
11689062 - Julius von Mayer,German physicist
12287332 - Newton's cradle, 19th century
12288376 - Potential and kinetic energy, 19th century
11726814 - Light refraction with biconvex lens
11689064 - Hermann von Helmholtz,German physicist
11726817 - Light refraction with convex-concave lens
11726815 - Light refraction with biconvex lens
12289406 - Joule's heat-equivalence experiment, 1840s
11726812 - Light refraction with biconcave lens
11726811 - Light refraction and internal reflection
11678747 - James Joule,British physicist
11726829 - Light refraction with plano-concave lens
11726826 - Convex parabolic mirror reflecting light
11726819 - Light refraction in glass block
11726813 - Light refraction with biconcave lens
11726821 - Light refraction with biconvex lens
11726830 - Light refraction with plano-convex lens
11726816 - Light refraction with concave-convex lens
11726824 - Light refraction with plano-concave lens
11726825 - Light refraction with plano-convex lens
11726822 - Light refraction with concave-convex lens
11726831 - Light refraction with prism
11688761 - Hermann von Helmholtz,German physicist
11726832 - Light refraction with prism
11634932 - Newton's cradle
11726833 - Light refraction with prism
11726827 - Parabolic mirror reflecting light
11830004 - Engraving of Julius von Mayer,German physician
11829574 - Lord Kelvin,British physicist
11634934 - Newton's cradle
11584968 - Newtonian Earth,conceptual artwork
11726828 - Plane mirror reflecting light
11726823 - Light refraction with convex-concave lens
11726820 - Light refraction with biconcave lens
11829368 - James Prescott Joule,British physicist
11634935 - Newton's cradle
11829398 - James Joule,British physicist
12022454 - Perpetual Motion Machine
11584967 - Newton's cradle,artwork
12031426 - Rolling Energy
11905511 - Perpetual motion machine,19th century
11584970 - Newtonian Earth,conceptual artwork
12031425 - Rolling Energy
11634933 - Newton's cradle
11584969 - Newtonian Earth,conceptual artwork
11829288 - Christiaan Huygens,Dutch astronomer
11584971 - Newton's cradle,artwork
12022456 - Perpetual Motion
12071620 - Golf Club Hitting Ball
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