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Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box
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Explain why it’s important for scientists to study the sun. list at least two challenges researchers face when examining earth’s nearest star.
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Fossils of ancestors of the modern horses show a small 4-toed almost dog-like browsing animal named eohippus over time the horses got larger lost toes and changed to a grazing diet what is the best explanation of why this change occurred
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List several types of bias that can affect an experiment:...
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