MODULE 1 EXAM

Question 1

Click this link to access the Periodic Table. This may be helpful throughout

the exam.

1. Convert 845.3 to exponential form and explain your answer.

2. Convert 3.21 x 10-5 to ordinary form and explain your answer.

1. Convert 845.3 = larger than 1 = positive exponent, move decimal 2 places

= 8.453 x 102

2. Convert 3.21 x 10-5 = negative exponent = smaller than 1, move decimal 5

places = 0.0000321

Question 2

Click this link to access the Periodic Table. This may be helpful throughout

the exam.

Using the following information, do the conversions shown below, showing all

work:

1 ft = 12 inches 1 pound = 16 oz 1 gallon = 4 quarts

1 mile = 5280 feet 1 ton = 2000 pounds 1 quart = 2 pints

kilo (= 1000)

1/100)

milli (= 1/1000)

deci (= 1/10)

centi (=

1. 24.6 grams = ? kg

2. 6.3 ft = ? inches

1. 24.6 grams x 1 kg / 1000 g = 0.0246 kg

2. 6.3 ft x 12 in / 1 ft = 75.6 inches

please always use the correct units in your final answer