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How does critical mass play a role in nuclear reactions? It is the minimum amount of material needed to start a fission reaction. It is the minimum amount of material needed to start a fusion reaction.
asked
Jan 4, 2017
Physics
high-school
2
answers
3
votes
139k
views
Which is an example of a population? A. all the brown bears that live in the woods B. one of the cactuses in a desert C. group of individuals that make up a species D. each dolphin in a pod of dolphins
asked
Apr 6, 2016
History
middle-school
2
answers
2
votes
44.6k
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