Chapter 2 Flashcards
0
Q
Mass
A
Amount of matter in object (fixed amt)
1
Q
Matter
A
takes up space
2
Q
Weight
A
earth’s gravitational attraction for an object (not fixed)
3
Q
Measurements
A
performed experiments
4
Q
Significant Figures
A
of digits we know that is absolutely true
5
Q
Exact Numbers
A
infinite # of sig. figs.
6
Q
Scientific Notation
A
making very big & small #s simpler
7
Q
Volume
A
space occupied by matter
8
Q
Heat
A
energy that is associated with the motion of small particles of matter
9
Q
Temperature
A
intensity of heat
10
Q
Celsius to Kelvin
A
C+273.15 = K
11
Q
Celsius to Fahrenheit
A
F = (1.8*C) +32
12
Q
Fahrenheit to Celsius
A
C = F-32/1.8
13
Q
find Density
A
d = mass/volume
14
Q
find Mass
A
d = grams/cm3 or mL (use for water) d = grams/L (use for gases)
