Quantities and Units Online Test – Multiple Choice Questions and Answers

1. A measure of the repeatability of a measurement of some quantity is

 
 
 
 

2. The unit for frequency is the

 
 
 
 

3. Current is measured in

 
 
 
 

4. The number 14.8 can also be expressed as

 
 
 
 

5. Derived units are obtained from various combinations of

 
 
 
 

6. Pico is what relation to micro?

 
 
 
 

7. The difference between scientific and engineering notation is

 
 
 
 

8. The digits in a measured number that are known to be correct are called

 
 
 
 

9. Another name for “fundamental units” is

 
 
 
 

10. If you drop a 5 when rounding a number, you are using the

 
 
 
 

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