1.2 Study guide Flashcards
1
Q
how do you convert C to F
A
F = (C)(9/5) +32
2
Q
how do you convert F to C
A
C = (F-32)(5/9)
3
Q
How to convert C to K
A
K = C+273
4
Q
kilo-
A
1000
5
Q
milli-
A
0.001
6
Q
micro-
A
10 to the -6th
7
Q
How do you find the standard deviation
A
- Find the mean
- Find the variance (subtract each data point from the mean, square them, then average the result)
- Find the standard deviation(square the variance)
8
Q
how do you calculate the median
A
middle number
9
Q
How do you calculate the mean
A
add up all the numbers and divide by how many there were
10
Q
How do you find the range
A
biggest - smallest
11
Q
what is mass
A
how much of something there is
12
Q
what is volume
A
how much space something takes up
13
Q
how do you know how precise to be when measuring
A
go one more decimal point further than the smallest measurement
14
Q
centi-
A
.01
15
Q
nano-
A
10 to the -9
