Science task 148: A New Zealand Level 2 learner connects multiple ideas in an applied local or national context. A constant force of 10 N moves an object 2 m in its direction. How much work is done?
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W=Fd.
Practice ncea-level-2 questions with answers and explanations.
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W=Fd.
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Eₖ=½mv².
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P=VI.
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n=CV with volume in litres.
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Eₖ=½mv².
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P=VI.
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n=CV with volume in litres.
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The system shifts in the direction that partly opposes the imposed change.
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The genotype ratio is 1 AA:2 Aa:1 aa.
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Use change/original×100.
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A larger, more diverse sample reduces sampling uncertainty and improves representativeness.
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W=Fd.