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Demsional Analysis
Test Description: Using demsional analysis to solve problems
Instructions: Answer all questions to get your test result.
1) The numerator and denominator of each conversion factor are ____________ to each other
A
different
B
opposite
C
same
D
equivalent
2) We always use the form of the conversion factore that has the unit of the ________ in the denominator.
A
conversion factor
B
unknown
C
known
D
opposite unit
3) 205 km is equivalent to ______ m
A
0.025
B
20.5
C
205
D
205000
4) True or false: In converting between units, it is never necessary to use more than one conversion factor.
A
False
B
True
5) The desired unit should be in the numerator of a conversion factor.
A
True
B
False
6) In a multistep problem, each conversion factor is written so that the unit in the denominator cancels the unit in the denominator of the previous factor.
A
True
B
False
7) When converting complex units, you should check that the units cancel, the conversion factors are correct and the answer has the correct units.
A
True
B
False
8) Conversions are easier with practice
A
True
B
False
9) Will you need to know this stuff later?
A
Maybe
B
Yes
C
No
10) Free question
A
This is the right answer
*select an answer for all questions
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