Question 1
Question
[blank_start]absolute zero[blank_end] - the lowest point on the Kelvin scale
Question 2
Question
[blank_start]Kelvin temperature scale[blank_end] - the SI scale for temperature
Question 3
Question
[blank_start]mass[blank_end] - kilogram is the SI unit for this quantity
Answer
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mass
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weight
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precision
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Kelvin temperature scale
Question 4
Question
[blank_start]accuracy[blank_end] - closeness to true value
Answer
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accuracy
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precision
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absolute zero
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Kelvin temperature scale
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mass
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significant figure
Question 5
Question
[blank_start]Celsius temperature scale[blank_end] - the non-SI scale for temperature
Question 6
Question
[blank_start]significant figure[blank_end] - known or estimated in a measurement
Answer
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significant figure
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mass
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weight
-
precision
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accuracy
Question 7
Question
[blank_start]precision[blank_end] - narrowness of range of measurements
Answer
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precision
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accuracy
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significant figure
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mass
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weight
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absolute zero
Question 8
Question
[blank_start]weight[blank_end] - the force of gravity on an object
Answer
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weight
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mass
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precision
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absolute zero
Question 9
Question
What quantity is represented by the metric system prefix deci-?
Question 10
Question
Express the sum of 7.68 m and 5.0 m using the correct number of significant digits.
Question 11
Question
In measurement 0.503 L, which digit is the estimated digit?
Question 12
Question
Three different people weigh a standard mass of 2.00 g on the same balance. Each person obtains a reading of 7.32 g for the mass of the standard. These results imply that the balance that was used is ___.
Question 13
Question
What is the measurement 111.009 mm rounded off to four significant digits?
Answer
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110 mm
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111.0 mm
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111.01 mm
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111 mm
Question 14
Question
What is the volume of 45.6 g of silver if the density of silver is 10.5 g/mL?
Answer
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479 mL
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4.34 mL
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0.23 mL
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none of the above
Question 15
Question
What is the boiling point of water in kelvins?
Question 16
Question
When multiplying and dividing measured quantities, the number of significant figures in the result should be equal to the number of significant figures in ___.
Answer
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all of the measurements
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the most precise measurement
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the least and most precise measurements
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the least precise measurement
Question 17
Question
Which of the following units is Not an official SI unit?
Answer
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kilograms
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litter
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ampere
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mole
Question 18
Question
The diameter of a carbon atom is 0.000 000 000 154 m. What is this number expressed in scientific notation?
Answer
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1.54 x 10⁻¹⁰
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1.54 x 10¹⁰
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1.54 x 10¹²
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1.54 x 10⁻¹²
Question 19
Question
The weight of an object __.
Question 20
Question
A cubic meter is about the same as the volume occupied by a ___.
Answer
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a cup of milk
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washing machine
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kilogram of water
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basketball arena
Question 21
Question
What is the volume of a salt crystal measuring 2.44 x 10⁻² m by 1.4 x 10⁻³ m by 8.4 x 10⁻³ m?
Answer
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2.9 x 10⁻⁶ m³
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2.9 x 10⁻⁵ m³
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2.9 x 10⁻⁴ m³
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2.9 x 10⁻⁷ m³