What five criteria must be met by new generation nuclear reactors in order to be considered acceptable by the experts?
What will be an ideal response?
1. It must be built so that a runaway chain reaction is impossible.
2. Its fuel must be of the sort that cannot be used to make nuclear weapons.
3. Its spent fuel must be easy to dispose of without burdening future generations with radioactive waste.
4. Taking its entire fuel cycle into account, it must generate a higher net energy yield than other energy alternatives do, and compete in the open marketplace without government subsidies, tax breaks, and loan guarantees.
5. Its entire fuel cycle must generate fewer greenhouse gas emissions than other energy alternatives.
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What is the term desribing an increase in concentration of toxic substances in organisms at increasing trophic levels
A. Biomagnification B. Primary Productivity C. Predation D. Bioremediation
If a rock containing kyanite and sillimanite were to undergo an increase in pressure, what must happen to temperature in order for that rock to continue to have stable kyanite and sillimanite?
A) temperature must increase B) temperature must decrease C) temperature must stay the same D) It is impossible for it to continue to have stable kyanite and sillimanite.
Explain how osmosis contributes to organisms that are not isotonic
Seasonal outlooks
A) are not considered true long-range forecasts. B) predict conditions for individual days. C) always give a definite prediction. D) have three main categories of classification.