Math for Science Review

Scientific Notation

100

What is 34,050,000 in scientific notation?

3.405 x 10⁷

200

Write .00005703 in scientific notation

5.703 x 10^-5

300

What is 2.3 x 10^-2 in standard notation?

0.023

400

Write 8.9 x 10⁵  in standard form

890,000

500

Solve the equation, write the answer in scientific notation.

(3.45 - 0.0009)/ (0.0023 x 1.34)

1.1 x 10³

Significant Figures

100

How many sig figs does this number have

0.000030

2

200

If 34.7495 was to be rounded to 3 sig figs what would the new number be?  

34.7

300

Add 78.05 + 2.987 and round to the correct number of sig figs. 

81.04

400

Solve and make sure to use the correct number of sig figs. 

(23.4 x 2.000) + (35.98-3.975) 

78.8

500

Solve and make sure to use the correct number of sig figs.

(9.0045 -4.789) + (2.300 x .487)

5.34

Simple Conversions

100

45.8 m = _____km

.0458

200

4.5 hours = ________ seconds

16416 second

300

Convert 9.70 l to its unit measure

9.70

400

4000.5 micro-grams = _______ decagrams

0.00040005

500

5.89 cm³ =______ mL

5.89

More complex conversions

100

25 mph = ____________ feet/ minute

Use correct sig figs

5.0 feet/minute

200

90 meters/second = ____________ km/ hour

324 km/hr with sig fig 300 km/hr

300

65 mph = _________ km/hour

104.585 km/hour or 1.0 x 10² km/ hour in sig figs

400

The density of propane is 36.28 lb/ft³ Convert this kg/m³ (1 lb = 454 g) (1 in = 2.54 cm)

581.672 kg/m³

500

48 km/hr = __________m/sec

13.3 m/sec or 13 m/sec

Early US history

100

I was the first president of the United States?

Who is George Washington?

200

I shot Alexander Hamilton

Who is Allen Burr?

300

13

What are the number of original colonies?

400

Is the current constitution the first version of our government?

no

500

Name authors that influence our Constitution.

Hobbs 

Locke

Montesquieu