Unit 2 3.0 / 5 based on 1 rating ? PhysicsRadioactivityGCSEAQA Created by: mandaCreated on: 24-01-13 21:16 53698102741 Across 1. when a nuclei splits over and over again (5, 8) 4. when hydrogen for fusion runs out, a star becomes.. (3, 5) 5. goes through a stable period for... (8, 2, 5) 9. a huge star becomes a... (3, 5, 5) Down 2. gravity spirals dust and gas together to form... (9) 3. supernovas usually eject dust and gas and become a.... (7, 4) 6. two light nuclei join to create larger nucleus (7, 6) 7. red giants eject outer layer of dust and gas to become... (5, 5) 8. the start of a star (4, 3, 3) 10. a supernova can become a _____ _____ if its big enough (5, 4)
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