Q: Radon is inert and generally unreactive because it is which kind of gas? Choices: - ignoble gas - transitive gas - ideal gas - noble gas A:
noble gas
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Q: What descend from clouds in funnel-like shapes that spin violently, producing powerful winds? Choices: - currents - rains - hurricanes - tornadoes A:
tornadoes
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Q: What is likely to happen to a parasite if it kills its host? Choices: - it thrives - it adapts - it mutates - it dies A:
it dies
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Q: Chemical energy results from the particular arrangement of atoms in a chemical compound; the heat and light produced in this reaction are due to energy released during the breaking and reforming of what? Choices: - acid bonds - atom bonds - carbon bonds - chemical bonds A:
chemical bonds
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