Chapter 2 Flashcards
(15 cards)
1
Q
1m= y
A
1.09 y
2
Q
1 in= cm
A
2.54 cm
3
Q
1L= qt
A
1.06 qt
4
Q
1L= c
A
4.2 c
5
Q
1L= mL
A
1000 mL
6
Q
1kg= lb
A
2.2 lb
7
Q
1lb= g
A
454 g
8
Q
v=
A
LxHxW
9
Q
Volume
A
amount of space a substance occupies
10
Q
Mass
A
measure of the quantity of material
11
Q
Water freezes and boils at what temperature (degrees C)
A
Freezes: 0 degrees
Boils: 100 degrees
12
Q
Water freezes and boils at what temperature (degrees F)
A
Freezes: 32 degrees
Boils: 212 degrees
13
Q
Kelvin
A
measures absolute temperature
14
Q
Measured numbers
A
- Numbers you obtain when you measure a quantity such as height, weight, or temperature
- There is uncertainty in every measured number
15
Q
Exact numbers
A
- Obtained from counting items or from a definition relating units in the same measuring system
- No uncertainty
- Dont have significant digits
