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Answer on page 33 or 34
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A student measured the dimensions of a large block of granite at a quarry. Using the known density of granite, the student computed the mass of the granite as 14,410,000 grams. What is the mass of the granite written in scientific notation? A 1.441 ×107grams B 14.41 ×106 grams C 1.441 ×108 grams D ×108 grams
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Use the diagram to answer the question.
What should each measurement be for rulers 1-3?
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Which diagram best matches Thomson’s model of the atom?
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The flowchart shows the physical methods some scientists used to separate a particular mixture. Which substances were most likely contained in the original sample? A iron, sawdust, and sodium chloride B copper, sawdust, and sodium chloride C iron, sawdust, and sand D iron, chalk dust, and sodium chloride
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The speed of automobiles is commonly measured in kilometers per hour (km/h), while experimental speeds in the lab are most often measured in meters per second (m/s). Which calculation setup would correctly convert 50 kilometers per hour to meters per second? A B C D
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Use the diagram to answer the question
Use the diagram to answer the question. Which mixture could be separated using the apparatus shown in the diagram? A ethyl alcohol and water B carbon dioxide and water C sodium chloride and water D powdered quartz and water
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