Questions from College Physics


Q: The population of a culture of yeast cells is studied to see

The population of a culture of yeast cells is studied to see the effects of limited resources (food, space) on population growth. (a) Make a graph of the yeast population (measured as the total mass o...

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Q: Write these numbers in scientific notation: (a) the

Write these numbers in scientific notation: (a) the mass of a blue whale, 170 000 kg (b) the diameter of a helium nucleus, 0.000 000000 000 003 8 m.

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Q: Give a few reasons for studying physics.

Give a few reasons for studying physics.

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Q: Why must words be carefully defined for scientific use?

Why must words be carefully defined for scientific use?

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Q: Why are simplified models used in scientific study if they do not

Why are simplified models used in scientific study if they do not exactly match real conditions?

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Q: Once the solution of a problem has been found, what should

Once the solution of a problem has been found, what should be done before moving on to solve another problem?

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Q: What are some of the advantages of scientific notation?

What are some of the advantages of scientific notation?

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Q: After which numeral is the decimal point usually placed in scientific

After which numeral is the decimal point usually placed in scientific notation? What determines the number of numerical digits written in scientific notation?

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Q: Are all the digits listed as “significant figures” definitely

Are all the digits listed as “significant figures” definitely known? Might any of the significant digits be less definitely known than others? Explain.

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Q: Why is it important to write quantities with the correct number of

Why is it important to write quantities with the correct number of significant figures?

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