ch1: physics toolkit
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A scientist observed a bat and after long thought, he discovered that bats are mammals. What do you call the
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Which of the following is a fundamental SI unit?
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A fundamental physical quantity is
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The scientific explanation of a natural phenomenon based on observations and investigations over time is called.
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We can check whether the hypothesis is correct or not by:
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The phrase (energy is neither created nor destroyed, but transformed from one form to another) is:
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Which one of the following is a derived quantity?
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If the length is a fundamental quantity, then the area is:
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The step after hypothesis is:
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A testable explanation is:
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The SI unit of length is
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The measuring prefix micro u is equivalent to:
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In order to obtain more accurate ruler measurements, which of the following is correct?
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Which of the following is a scalar quantity?
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