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chapter 1
questions
21
Physics
12th Grade
09/04/2012

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Cards

Term
What are the fundamental units in the MKS system?
Definition
meter, kilogram, second
Term
What is a derived unit?
Definition
a unit that you get from combining fundamental units
Term
kilo
Definition
1000
Term
hecto
Definition
100
Term
deca
Definition
10
Term
deci
Definition
.1
Term
centi
Definition
.01
Term
milli
Definition
.001
Term
gigi
Definition
109(billion)
Term
mega (M)
Definition
106 (million)
Term
micro
Definition
.00001 or 10-6
Term
nano
Definition
10-9
Term
pico
Definition
10-12
Term
when you add and subtract exponents, what has to hapen?
Definition
the exponents have to be the same number
Term
when you add or subtract and you have to keep significant figures?
Definition
the least place is how many significant figures there are
Term
when you multiply and divide, how do you keep significant figures?
Definition
it's the number with the lowest number of significant figures, you use that number's amount of signficant figures
Term
Proper notation has how many numbers in front of the decimal.
Definition
one
Term
What is the difference between precision and accuracy?
Definition
precision is the degree of exactness of a measurment whereas accuracy describes how well the results of the meausrement agree with the "real" value
Term
King henry doesnt usually drink chocaltate milk. explain.
Definition
kilo, hecta, deca, unit, deci, centi, mili. the more you move to the right you are increasing your nuimber by 10 or moving the decimal place to the right. the more you move to the left. you are decreasing your number by 10 or moving your number to the left
Term
giga, mega, kilo, hecta, deca, unit, deci, centi, milli, micro, nano, pico
Definition
good men kill herectics. Dead unicorns develop cats. many men never pee.  
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