Quantities and Units Online Test – Multiple Choice Questions and Answers

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

 
 
 
 

2. Derived units are obtained from various combinations of

 
 
 
 

3. Another name for “fundamental units” is

 
 
 
 

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

 
 
 
 

5. The number 14.8 can also be expressed as

 
 
 
 

6. The unit for frequency is the

 
 
 
 

7. Current is measured in

 
 
 
 

8. Pico is what relation to micro?

 
 
 
 

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

 
 
 
 

10. The difference between scientific and engineering notation is

 
 
 
 

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