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Acar travels a distance of 60 kilometers in 2 hours. what is it’s speed in kilometers per hour
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Describe the difference between a. a hypothesis and a theory and b. an observation and an experiment.
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What effect might melting sea ice have for people who live in coastal areas?
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Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?
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How many neutrons does an element have if its atomic number is 50 and its mass number is 166
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Acar travels a distance of 60 kilometers in 2 hours. what is it’s speed in kilometers per hour...
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