Use information from the paragraph to answer the question. Paragraph : Alkanes with more carbon atoms have higher boiling and melting points, so some of them are solids at room temperature. Question: John was playing with alkanes in his lab. If he decreased the amount of carbon atoms in an alkane, what would happen to the boiling point of that alkane decrease? or increase?
decrease?
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Use information from the paragraph to answer the question. Paragraph : Plug-in hybrids run for a longer time on electricity and so are less polluting than regular hybrids. Question: Kevin has a hybrid car and Steve has a large truck. Which car likely pollutes less hybrid or truck?
hybrid
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Use information from the paragraph to answer the question. Paragraph : As the distance between the objects increases the magnetic force of attraction decreases. Question: Planets moving closer together will have less or more magnetic attraction?
less
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Use information from the paragraph to answer the question. Paragraph : As the population increases, the food supply, or the supply of another necessary resource, may decrease. Question: If the population of India were to double, their people should expect to have more or less food available?
less
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