international metric system

Pre-Class Assignment 2A/2B

 

Read through sections 2A and 2B in your book and answer the following questions.

 

  • Define:
  1. a) unit –

 

 

  1. b) unit analysis –

 

 

  • Why do you think we need units when keeping track of real-life numbers?

 

 

 

 

  • What does the word ‘per’ imply in mathematical problems?

 

 

  • What does the word ‘of’ imply in mathematical problems?

 

 

  • Give one example from the US customary system and the international metric system for the measurements in the following chart.

 

 

MEASURE US CUSTOMARY SYSTEM INTERNATIONAL METRIC SYSTEM
LENGTH
WEIGHT
VOLUME

 

  • List 2 units/rates that you personally come across in every day life (ie. dollars per pound)

a)

 

b)

 

  • Do you think that population density is an important part of making the decision about where you want to live?  Why or why not?