Sig Fig, ya dig?
All counting numbers and exact numbers are treated as if they have an infinite number of significant figures.
What is Sig. Fig. Rule #5?
1000 mm
to meters
What is 1 meter?
What is accuracy?
How close to the actual, real value your measurment is
What is 16000 in scientific notation?
1.6 x 104
Which is larger, kilometers or hectometers?
Kilometers
All _______ figures are significant.
What is "nonzero"?
3,600,000 dg
to g
What is 360,000 g?
Which of these is a derived unit?
milliliters, milligrams, millimeters
Milliliters
Which what do you move the decimal point if the exponent is negative?
To the left
Which way do you move the decimal point if the exponent is positive?
To the right
Significant figures in:
0.00000000007002 g/cm3
What is four?
900 mL to kL
(DOUBLE if in scientific notation)
What is 0.0009 kL?
(DOUBLE: What is 9.0 x 10-4 kL?)
If you hit a 3 pt shot every time you shoot, then you are both __________ and ___________.
Accurate and precise
What is 7 x 102 in regular notation?
How many significant figures are in 4.21?
3
The number of significant figures in a measured quantity is all of the _______ digits plus the first _________ digits.
What are "certain" and "uncertain"?
0.917 km to dkm
What is 91.7 dkm?
Is 7.045 x 105 kg a quantitatve observation?
No, it's qualitative
Which of these is not an SI unit?
Meters, ounces, amperes
Ounces
Why are clocks like the cesium-133 clock necessary in chemistry?
For exact measurments
(7.80 x 105) + (2.1 x 104) =
What is 8.01 x 105?
2.785 g/cm3 to g/mL
What is 2.785 g/mL?
(1 cm3 = 1 mL)
What is another name for cm3?
Milliliters
How many SI base units are there?
Seven
How many significant figures are in 365.00
5