Sig Figs
Conversions
Math
Dimensional Analysis
True/False
100
The correct number of sig figs in the number 1.250100
What is 7?
100
The standard SI unit for length.
What is the meter?
100
The correct scientific notation for the number 0.00050210
What is 5.0210 x 10^-4?
100
The volume of 26.5 g neon in mL. Density is 0.925 g/L.
What is 28,600 mL?
100
In addition or subtraction, the result carries the same number of decimal places as the quantity carrying the fewest decimal places.
What is true?
200
The correct number of sig figs in 4.0 X 10^-2
What is 2?
200
A peanut has a mass of 0.0045 kg. Calculate the mass in cg.
What is 450 cg?
200
A plastic block has the dimensions of 2.2 cm X 3.0 cm X 1.5 cm and a mass of 12.4 grams. Will the block float in water and why?
What is no? The density is 1.3 g/mL, which is greater than the density of water.
200
A block of copper measures 5 cm by 10 cm by 2 cm with a mass of 895 grams. Calculate the density.
What is 8.95 g/cm^3?
200
There are 1000 kilometers in one meter.
What is true?
300
When 4.449 is rounded to 2 sig figs.
What is 4.4?
300
I am 5.5 feet tall. Calculate my height in cm. 1 in = 2.54 cm.
What is 170 cm?
300
A lead ball has a mass of 55.0 grams and a density of 11.4 g/cm^3. Calculate the volume.
What is 4.82 mL?
300
Milliliters in 7.5 L.
What is 17500 or 1.75 x 10^4
300
If you count 7 pennies, you can only report one significant figure in that measurement.
What is false? Exact numbers have an infinite number of sig figs.
400
The answer for the equation 3.215 X 13.2 / 0.218.
What is 195?
400
Number of cL in 5.075 x 10^-5 kL.
What is 5.075 cL?
400
To determine the number of significant figures when adding and subtracting numbers.
What is the same number of decimal places as the number with the fewest decimal places?
400
Convert 16 lbs to kilograms. 16 oz = 1 lb. 453.6 g = 16 oz.
What is 7.3 kg?
400
All solids have the same density.
What is false?
500
Round 2.348615 to four sig figs.
What is 2.349?
500
A bald eagle has a wing span of 2.15 m. Calculate the wing span in feet. 1 m = 39.37 in
What is 7.05 ft?
500
The volume of 12.8 grams of a liquid with a density of 0.789 g/mL.
What is 16.2 mL?
500
Mass of sulfur hexafluoride gas in 5.00 L balloon. Density is 5.04 g/mL.
What is 25,200 g?
500
When the temperature of an object is reported as 23.7 degrees C, the actual temperature can be assumed to be between 23.6 and 23.8 degrees C.
What is true? Last number is estimated.
M
e
n
u