Describe two uses of surfactants. At least one must be something that was not described in the
passage. For each example, explain how the
effects of the surfactant make it useful.

answer

fusion: the energy source of stars. the energy released from the collapse of the gas into a protostar causes the center of the protostar to become extremely hot. when the core is hot enough, nuclear fusion commences. fusion is the process where two hydrogen atoms combine to form a helium atom, releasing energy.

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