Which process happens inside a star? a) Electron Excitation b) Nuclear fusion c) Nuclear fission d) Diffusion
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A: Given :
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A:
Q: true or false
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Q: What is the Kinetic Energy of 2 g of oxygen at -23℃? a) 186.2 J b) 194.86 J c) 201.45 J d) 256.32 J
A: B
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Which process happens inside a star?
a) Electron Excitation
b) Nuclear fusion
c) Nuclear fission
d) Diffusion
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