Abby’s Appendix
Conversion
of some SI units
1 kilometer = 1 km = 1000 m = 103 m
1 meter = 1 m = 100 cm = 102 cm
1 m = 1000
mm
Numbers
in scientific notation
1 millionth
= 10-6
1
thousandth = 10-3
1 million =
106
1 trillion
= 109
Distance
from objects to the Sun
Earth →
1 AU = 1.495979 x 1011 m
(The text appendix has 149.7 (but it is in the column labeled 106
km, which means 149.7 x 106 km = 1.497 x 108 km).)
Mars →
1.52(37) AU
Masses
of objects
Mass of
Earth = MEarth = 5.976 x 1024
kg
Mass of
Mars = MMars = 6.424 x 1023 kg
If there is
something that is not here and not in your text’s appendix, email me a request
and I will update this page asap. Thanks! afuller
at stars.sfsu.edu
Updated
9/20/07