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

 
 
 
 

5. Derived units are obtained from various combinations of

 
 
 
 

6. The number 14.8 can also be expressed as

 
 
 
 

7. Pico is what relation to micro?

 
 
 
 

8. The difference between scientific and engineering notation is

 
 
 
 

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

 
 
 
 

10. Another name for “fundamental units” is

 
 
 
 

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