7.24 describe nuclear fusion as the creation of larger nuclei resulting in a loss of mass from smaller nuclei, accompanied by a release of energy Fusion: Isotopes of hydrogen collide at high speed. Mass before > mass after stuart2019-06-28T09:32:18+00:00Categories: (c) Fission and fusion, 7 Radioactivity and particles, Edexcel iGCSE Physics, Uncategorized|Tags: Double, GCSE, GCSE_Physics_SpecPoint, Physics, SpecPoint, Topic: Fission and Fusion| Share This Story, Choose Your Platform! FacebookXRedditLinkedInTumblrPinterestVkEmail