Dimensional Analysis

Question 1

1 in

Answer 1

2.54 cm

Question 2

1 ft

Answer 2

12 in

Question 3

1 gal

Answer 3

3.788 L

Question 4

1 cal

Answer 4

4.186 J

Question 5

1 atm

Answer 5

101, 325 Pa

Question 6

1 mi

Answer 6

5,280 ft

Question 7

1 slug

Answer 7

14.59 kg

Question 8

1 N

Answer 8

0.2248 lb

Question 9

1 eV

Answer 9

1.602x10-¹⁹ J

Question 10

1km

Answer 10

1000 m

Question 11

1m

Answer 11

100 cm

Question 12

10¹²

Answer 12

Tera (T)

Question 13

10⁹

Answer 13

Giga (G)

Question 14

10⁶

Answer 14

Mega (M)

Question 15

10³

Answer 15

kilo (k)

Question 16

10²

Answer 16

hecto (h)

Question 17

10¹

Answer 17

deca (da)

Question 18

1M

Answer 18

BASE UNIT

Question 19

10-¹

Answer 19

deci (d)

Question 20

10-²

Answer 20

centi (c)

Question 21

10-³

Answer 21

milli (m)

Question 22

10-⁶

Answer 22

micro (U)

Question 23

10-⁹

Answer 23

nano (n)

Question 24

10-¹²

Answer 24

pico (p)

Question 25

made up of a number and a unit.

Answer 25

measurement

Question 26

comprises units such as inch, mile, ounce, quarts, etc.

Answer 26

English or British System

Question 27

constitutes units based on powers of 10

Answer 27

metric system

Question 28

• the official system of measurement used throughout the world.
• built upon a set of seven metric units, which are called base units.

Answer 28

International System of Units (SI)

Question 29

Physical Quantity:

• mass
• length
• time
• amount of substance
• temperature
• electric current
• luminous intensity

Answer 29

• kilogram (kg)
• meter (m)
• second (s)
• mole (mol)
• kelvin (K)
• ampere (A)
• candela (cd)

Question 30

used to make a new unit larger or smaller than the base unit.

Answer 30

unit prefixes or metric prefixes

Question 31

is a technique of converting between units.

Answer 31

dimensionsal analysis

Question 32

an equation that shows the equivalent amounts of different units.

Answer 32

unit equality (conversion factor)