Sig Figs
The number 3.701 has how many sig figs?
4 sig figs
Add and round to correct number of sig figs
8.05 + 10.1
18.2
Write 3.47 X 10^8 in standard form
347,000,000
You are going outside and read the temperature as 19.0 degrees Celsius. What is that in K?
292 K
What is the unit for density?
g/mL or g/cm^3
How many sig figs in 10.054
5 sig figs
Divide and round to sig figs
120 / 6
20
4.65 x 10 ^-5 in Standard notation
0.0000465
Your cup holds 40.0 oz of water. How many mL is that? (oz-cup-mL) (8oz=1cup, 1cup=236.7mL)
1,183 ml rounded to 1,180mL
What is the density of a gas if 0.196g occupies a volume of 100. mL?
.00196g/mL
How many sig figs in 1,000,000
1 sig fig
What is
15.122 + 65.2444
80.366
0.00021 in scientific notation
What is 2.1 x 10^-4
You lift a 22.68kg weight. How many pounds are you lifting? (kgs-g-lbs) (1kg = 1000g)(453.6g=1lb)
50.00lbs
An object has dimensions of 3cmx2cmx3cm and a mass of 32g. What is the density?
1.8g/cm^3
How many sig figs in 0.0050
2 sig figs
What is
15.6 / 253.21
0.0616
623,000,000
What is 6.23 x 10^8
You are playing football and throw it 11 yards. How many m did you throw it? (yds-ft-m) (1 yd=3ft, 3.28ft=1m)
10.06m rounded to 10m
You find a stone and weigh it at 6.8g. You take the volume by dropping it in water. The initial volume of the water is 60 mL. The volume of the water after is 73 mL. What is the density?
.52 g/mL
How many sig figs in 20.0190
6 sig figs
What is
(1.2 x 10^4)(5.4 x 10^3)
6.5 x 10^7
0.0000506
What is 5.06 x 10^-5
You sprint for 134 seconds. How many hours is that?
.0370 hr
You are given an object with a mass of 3.80kg. The density is 9.80 g/mL. What is the volume?
388mL