Uranium-235 undergoes fission to produce two neutrons per fission event. A neutron-absorbing material is mixed in with this sample. This causes the number of neutrons that can initiate fission events to decrease. Which of the following will be effective at achieving a critical mass? Check all that apply.
When a heat wave strikes a region causing more people to run air-conditioning units, electrical demand increases. What needs to be done to meet this increased demand?
When the heat wave passes and temperatures become mild, electrical demand decreases. What needs to be done to reduce electricity output in response to this decreased demand?
What are the advantages and disadvantages of nuclear power? Check all that apply.
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