Physics, 07.10.2020 18:01 cayleemiller02
Martin is conducting an experiment. His first test gives him a yield of 5.2 grams. His second test gives him a yield of 5.3 grams. His third test gives him a yield of 5.0 grams. The known yield of the substance is 5.1 grams of substance. Which of the following are true?
a
His results are neither accurate nor precise.
b
His results are precise but not accurate.
c
His results are both accurate and precise.
d
His results are accurate but not precise.
Answers: 1
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Complete these sentences. if a roller coaster train has a potential energy of 1,500 j and a kinetic energy of 500 j as it starts to travel downhill, its total energy isj. once the roller coaster train gets closer to the bottom of the hill, its kinetic energy increases to 1,100 j, and its potential energy decreases to j. when the train reaches the bottom of the track and is traveling along the ground, its kinetic energy isj.
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Martin is conducting an experiment. His first test gives him a yield of 5.2 grams. His second test g...
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