Unit Conversions Method Comparison Video Check

You missed the Lab activity where we made paper airplanes and flew them in the hallway.

The purpose of the lab was to compare the methods we learned in class to convert unit.

Click yes if you are ready to watch the video to makeup your grade.

• yes

• no

Tags

CCSS.6.RP.A.3B

True or False:

To convert units you can use either Ratios & Proportions or Dimensional Analysis methods and you will receive the same answer.

• 
• 

Tags

CCSS.6.RP.A.3B

Sort the feature statements with the appropriate method:

Groups:

(a) Ratios & Proportions Method

,

(b) Dimensional Analysis Method

• Uses conversion factors as ratios

• Uses the “factor method” (aka the train tracks method”) multiplication & division to cancel unit

• Step by Step Procedure (can only see one step at a time)

• The math shows an unknown “X”

• The math starts with the given units

• Uses Conversion factors to “cancel units”

• Fluid Procedure (can see all the steps at once!)

• Uses the cross multiplication method to solve for unknown x.

Tags

CCSS.6.RP.A.3B

How many proportion equations will be performed using the Ratios and Proportions Method?

Enter the number.

Remember conversions have to be done one at a time.

• 2,360,000 mcg

• 2,360 mcg

• 236,000 mcg

• 23,600 mcg

Tags

CCSS.6.RP.A.3D

When using the Dimensional Analysis Method the units cancel how in what way?

• Diagonally

• Horizontally

• Vertically

Tags

CCSS.7.EE.B.3

In the space provided, write a sentence saying which method you prefer

Ratios & Proportions or Dimensional Analysis

and WHY.

Tags

CCSS.7.RP.A.3