Sig Figs, Scientific Notation and Dimensional Analysis Review

Sig Figs

100

3.701

What is a number with 4 sig figs?

200

10.054

What is a number with 5 sig figs?

300

1 000 000

What is a number with 1 sig fig?

400

0.0050

What is a number with 2 sig figs?

500

0.01

What is a number with 1 sig fig?

Sig Figs and Math

100

8.05 + 10.1

What is 18.2?

200

120/6

What is 20

300

15.122 + 65.2444

What is 80.366

400

15.6/253.21

What is 0.0616

500

(1.2 x 10⁴)(5.4 x 10³)

What is 6.5 x 10⁷

Scientific Notation

100

3.47 X 10⁸ in standard form

What is 347 000 000

200

4.65 x 10^-5

What is 0.000 046 5

300

0.000 21 in scientific notation

What is 2.1 x 10^-4

400

623 000 000

What is 6.23 x 10⁸

500

0.0000506

What is 5.06 x 10^-5

Dimensional Analysis

100

The number of grams in a kilogram.

What is 1,000? (1 x 10³)

200

The number of kilometers you have walked if you walk 2 meters to your class.

What is 0.002 m or 2.0 x 10^-3

300

The number of mL you have if you have 8.05 decaliters. 

What is 80,500 mL?  Or 8.05 x 10⁴

400

The number of cm you run if you run a 5 km race

What is 5 x 10⁵ cm?

500

The number of seconds you are alive if you live for 85 years.

What is 2.7 x 10⁹

Metric Conversions

100

The number of centimeters in 6.2 meters

What is 620 cm

200

The number of milliliters in 2.75 liters

What is 2,750 mL

300

The number of kilometers in 2.78 cm. Give your answer in scientific notation. 

What is 2.78 x 10^-5 km

400

The number milliliters in a hectoliter.  Give answer in scientific notation. 

What is 1 x 10⁵ ?

500

The number of kilobytes in a bite. 

What is 0.001 Kilobytes?