Chapter 1

Question 1

How are the size of a tree and its age related?
A- inversely
B- directly
C- unrelated

Answer 1

B. directly. Generally, as a tree ages, its size increase.

Question 2

How are the height of a person and the color of his automobile related?
A. inversely
B. directly
C. unrelated

Answer 2

C. unrelated. Generally, a person’s age and car color have no relation to each other.

Question 3

How is the age of a loaf of bread related to its freshness?
A. inversely
B. directly
C. unrelated

Answer 3

A. inversely. As a loaf of bread ages, its freshness decreases.

Question 4

Which of the following is an appropriate unit for area?
A. seconds
B. yards
C. inches
D. cm3
E. square yards

Answer 4

E. square yards. Area is measured in units of length squared. The area that carpet covers is measured in square yards.

Question 5

Which of the following is not an appropriate unit of volume?
A. cubic miles
B. gallons
C. cm
D. cm3
E. pint

Answer 5

C. cm. Volume is measured in units of length cubed. Centimeters is simply a measure of length.

Question 6

All of the following are measures of length except:
A. mile
B. inch
C. mm
D. second
E. km

Answer 6

D. second. Seconds are units of time, not length.

Question 7

List these metric terms in increasing order:
A. mega
B. micro
C. milli
D. hecto
E. deca
F. deci

Answer 7

The correct sequence of increasing order is as follows:
B, C, F, E, D, A
micro, milli, deci, deca, hecto, mega.

Question 8

List these metric terms in decreasing order:
A. nano
B. centi
C. giga
D. kilo
E. hecto
F. micro

Answer 8

C, D, E, B, F, A
giga, kilo, hecto, centi, micro, nano.

Question 9

How many milliliters are in 8 liters?
A. 1/8
B. 8
C. 80
D. 800
E. 8000

Answer 9

E. 8000. Milli means thousandth. one liter contains 1,000 milliliters. Thus, 8 lliters contain 8,000 ml. With questions such as this, as the metric prefix gets smaller, the number must increase. When the metric prefix gets larger, the number must decrease.

Question 10

How many centimeters are in 3 meters?
A. 1/300
B. 1/3
C. 3
D. 300
E. 3000

Answer 10

D. 300. Centi means hundredth. There are 100 centimeters in 1 meter. Thus, there are 300 cm in 3 meters.

Question 11

How many kilometers are in 3000 meters?
A. 1/300
B. 1/3
C. 3
D. 300
E. 3000

Answer 11

C. 3. Kilo means thousand. Three kilometers equal 3,000 meters.

Question 12

What is the reciprocal of 100?
A. 0.1
B. 100
C. 0.2
D. 0.01
E. 1/50

Answer 12

D. the reciprocal of 100 is 1/100 or .01

Question 13

What is the reciprocal of 1/8?
A. 80
B. 10
C. 1
D. 8
E 72

Answer 13

D. The reciprocal of 1/8 is 8.

Question 14

How many hertz is 3 MHz?
A. 3,000,000
B. 3000
C. 333
D. 0.003

Answer 14

A. 3,000,000

Question 15

How many milliliters are contained in a jar filled with 5 liters of fluid?
A. 5
B. 5000
C. 500
D. 0.005

Answer 15

B. 5000

Question 16

How many liters are contained in 80ml of fluid?
A. 8
B. 80
C. 0.008
D. 0.080

Answer 16

D. 0.080

Question 17

How much bigger is a thousand than ten?
A. 10 times
B. 100 times
C. 1000 times
D. 500 times

Answer 17

B. A thousand is 100 times bigger than ten

Question 18

How much bigger is a billion than a million?
A. 10 times
B. 100 times
C. 1000 times
D. 500 times

Answer 18

C. A billion is 1000 times greater than a million.

Question 19

How much smaller is a hundred than a thousand?
A. 1/10
B. 1/100 times
C. 1/1000
D. 1/10000

Answer 19

A. A hundred is one-tenth of a thousand

Question 20

match terms in 1st and 2nd column
1. time………………..A. 6 square miles
2. length……………..B. -9 degrees
3. cost ………………..C. 14 kilograms
4. volume……………D. 83%
5. area…………………E. 15 m^3
6. test scores ………F. 12 centimeters
7. Mass………………..G. 4 minutes
8. temperature…….H. 86 cents

Answer 20

1. G
2. F
3. H
4. E
5. A
6. D
7. C
8. B