Quantities and Units Online Test – Multiple Choice Questions and Answers

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

 
 
 
 

2. The difference between scientific and engineering notation is

 
 
 
 

3. The unit for frequency is the

 
 
 
 

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

 
 
 
 

5. The number 14.8 can also be expressed as

 
 
 
 

6. Current is measured in

 
 
 
 

7. Another name for “fundamental units” is

 
 
 
 

8. Pico is what relation to micro?

 
 
 
 

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

 
 
 
 

10. Derived units are obtained from various combinations of

 
 
 
 

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