Which of the following is a step in the process of dividing 8.0 × 10-2 by 6.0 × 10-3?
Front
(8.0/6.0) x 10^[(-2)-(-3)]
Back
Which is an SI base unit that makes up part of the unit of force?
Front
1 meter = 100 centimeters
Back
You measure the mass of a 0.500 kg (500 g) standard on your balance four times. The following measurements result: 451 g, 450 g, 449 g, 451 g. Which of the following best describes your balance?
Front
precise but not accurate
Back
A fellow student reports his measurements of time for a speed calculation in minutes. How could he express that calculation using SI base units?
Front
convert minutes to seconds and redo his calculation
Back
Which of the following is a derived unit that expresses energy?
Front
joule
Back
Which of the following governments originated the metric system?
Front
French
Back
Which of the following systems of measurement is based on powers of 10?
Front
metric
Back
What is 30,000 expressed in scientific notation?
Front
3.0 × 104
Back
Which of the following measurements has one significant digit?
Front
500 m
Back
Which of the following is a measure of motion, with the derived units in m/s?
Front
speed
Back
What is the product of 3.15 m and 2.1 m with the correct number of significant figures?
Front
6.6 m^2
Back
If you divide force (kg • m/s2) by acceleration (m/s2) what units do you get?
Front
kg
Back
What physical quantity is measured in amperes?
Front
electrical current
Back
Your thermodynamics calculation involves mass and a change in temperature. What SI base units would you use?
Front
kilogram and kelvin
Back
What is the difference between 3.15 m and 2.006 m with the correct number of significant figures?
Front
1.14 m
Back
Where is the headquarters for the organization that maintains SI standards?
Front
Paris
Back
Which of the following has zeros that are not significant?
Front
1,000 J
Back
Which of the following is a derived unit that expresses electrical potential difference?
Front
volt
Back
Which of the following measurements has one significant digit?
Front
0.05 kg
Back
Which of the following is the correct description of a joule in terms of SI base units?
Front
kg • m^2/s^2
Back
Which of the following represents a decimal system of measurement?
Front
kilogram
Back
How many kg is 40 g?
Front
0.04 kg
Back
Which of the following base unit definitions was changed from being based on an arc of the earth to a time interval of light?
Front
meter
Back
To convert milligrams to kilograms, which conversion factors would you need?