Question 1

What does it mean to be an exact number? Give an example of an exact number.

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Question 2

Match between columns
                        Premises: centi
nano
kilo
mega
deci
milli
micro

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Question 3

Define random error.

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Question 4

What is the difference between a physical property and a chemical property? Give an example of each.

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Question 5

Define energy.

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Question 6

A sample of liquid isopropyl alcohol is placed in a sealed container.Some of the volatile isopropyl alcohol vaporizes.Does the mass of the sealed container and its contents change during the vaporization? Explain.

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Question 7

Describe the difference between an intensive and extensive property using examples.

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Question 8

Define the law of the conservation of energy.

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Question 9

What happens to the density of a sample of iron metal as it is heated from room temperature to 100°C? (This is below the melting point of iron.)

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Question 10

A flash drive contains 4 gigabytes.How many bytes does it contain?

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Quiz 1: Matter, measurement, and Problem Solving