Deck 15: Units and Conversions

Question 1

Which of the following abbreviations represents the metric system for measurement?

A) ME
B) MSK
C) SI
D) ISO

Answer 1

C

Question 2

The Kelvin and Celsius scales are both used to measure what?

A) Length
B) Force
C) Mass
D) Temperature

Answer 2

D

Question 3

Which of the following metric units is not based on a decimal system?

A) Meter
B) Kilogram
C) Second
D) Hectare

Answer 3

C

Question 4

How many watts are there in a kilowatt?

A) 100
B) 1000
C) 100,000
D) 1,000,000

Question 5

How many nanometers are there in one micron (or micrometer)?

A) 10
B) 100
C) 1000
D) 10,000

Question 6

Although the decimal point is used in the U.S. and Canada, in many other countries, what symbol is used instead of a decimal point?

A) Comma
B) Space
C) Colon
D) Hyphen

Question 7

How many significant digits are there in the value 3.1416?

A) One
B) Four
C) Five
D) Six

Question 8

Which of the following represents the correct way to convert pounds to kilograms? (1 lb = 0.454 kg)

A) Multiply the number of lbs by 0.454
B) Divide the number of lbs by 0.454

Question 9

Which of the following expresses the temperature and its corresponding units correctly?

A) The temperature is 273°K
B) The temperature is 20°C
C) The temperature is 290 kelvins
D) The temperature is 25 Celsius

Question 10

Which of the following is not a unit of power?

A) Btu/hr
B) Horsepower
C) Ft-lb/sec
D) kW-hours

Question 11

One terabyte-a unit becoming more commonplace in computing-is equal to how many bytes?

A) One million
B) One billion
C) One trillion
D) One quadrillion

Question 12

The Angstrom, abbreviated Å, is a unit of length