SI Units

Question 1

Units are the ____________ or ____________ used to represent the results of an experiment.

Answer 1

Scale or Standard

Question 2

The English/Imperial system is primarily used in ____________ (location).

Answer 2

The United States

Question 3

The Metric system is used in ____________ (location).

Answer 3

Most of the of the Industrialized World (but not in the United States)

Question 4

Examples of English/Imperial units

Answer 4

Inches, Feet, Pounds, and Degrees

Question 5

Examples of Metric units

Answer 5

Meters, Grams, Liters

Question 6

“SI” stands for what system?

Answer 6

Système Internationale or The International System

Question 7

The SI system was created in ____________ (year) by an international agreement

Answer 7

1960

Question 8

What characteristic of the SI system that makes it useful?

Answer 8

It is comprehensive

Question 9

The SI system is derived from the ____________ system of measurement

Answer 9

Metric

Question 10

Which SI base unit is the unit of Mass?

Answer 10

kilogram (kg)

Question 11

Which SI base unit is the unit of Length?

Answer 11

meter (m)

Question 12

Which SI base unit is the unit of Time?

Answer 12

second (s)

Question 13

Which SI base unit is the unit of Temperature?

Answer 13

Kelvin (K)

Question 14

Which SI base unit is the unit of Luminous Intensity?

Answer 14

Candela (Cd)

Question 15

Which SI base unit is the unit of Quantity?

Answer 15

mole (mol)

Question 16

Which SI base unit is the unit of Electrical current?

Answer 16

Ampere (A)

Question 17

What is the symbol for Kilogram?

Answer 17

kg

Question 18

What is the symbol for meter?

Answer 18

m

Question 19

What is the symbol for second?

Answer 19

s

Question 20

What is the symbol for Kelvin?

Answer 20

K

Question 21

What is the symbol for Candela?

Answer 21

Cd

Question 22

What is the symbol for mole?

Answer 22

mol

Question 23

What is the symbol for Ampere?

Answer 23

A

Question 24

What is one challenge we have in using SI base units alone?

Answer 24

Sometimes they are too large or too small to represent quantities appropriately

Question 25

What do we do to change an SI base unit's size to better represent quantities?

Answer 25

Add a prefix, like "micro-" or "Mega-"

Question 26

The symbol "kg" represents which SI base unit?

Answer 26

Kilogram (the unit of mass)

Question 27

The symbol "m" represents which SI base unit?

Answer 27

meter (the unit of length)

Question 28

The symbol "s" represents which SI base unit?

Answer 28

second (the unit of time)

Question 29

The symbol "K" represents which SI base unit?

Answer 29

Kelvin (the unit of temperature)

Question 30

The symbol "Cd" represents which SI base unit?

Answer 30

Candela (the unit of luminous intensity)

Question 31

The symbol "mol" represents which SI base unit?

Answer 31

mole (the unit of quantity)

Question 32

The symbol "A" represents which SI base unit?

Answer 32

Ampere (the unit of electrical current)

Question 33

Volume, Energy, and Density are examples of ____________ units in the SI system.

Answer 33

Derived

Question 34

Cubic Meter is a derived unit of ____________.

Answer 34

Volume

Question 35

Joules is a derived unit of ____________.

Answer 35

Energy

Question 36

Kilogram per meter squared is a derived unit of ____________.

Answer 36

Density