1. Unit Conversions YOUR PHONE IS NOT A CALCULATOR!
WCHS Chemistry

2. 2 ft Intro Question My cat Linden is 24 inches from nose to tail.
How long is she in feet?
2 ft

3.
Keds → wombys → Tims → Sandys → dens → nargs

4. RULES Always cancel units! Be neat!
BRING A CALCULATOR EVERYDAY FROM NOW ON!
Always cancel units!
Be neat!
Write conversions as fractions with units
Set up fractions so units will cancel
Keep going until the units you want are on top of the last fraction
Multiply numbers horizontally (across)
Divide numbers vertically (up and down)

5. ONE STEP CONVERSIONS - Easy!
45 eggs = ____________ dozen
60 quarters = ____________dollars
60 quarters
1 dollar
45 eggs
1 dozen
= 15 dollars
= 3.75 dozen 1
4 quarters 1
12 eggs
1 week = __________seconds
234 seconds = _________hours
234 seconds
1 minute
1 week
7 days
1 hr
24 hours
60 mins
60 sec
= hrs
60 mins
1 week
1 day 1 1
60 seconds
1 hour
1 min
= 604,800 sec

6. MULTISTEP CONVERSIONS - Tougher
1 inch = 2.54 cm → DISTANCE GATEWAY
5.0 km
1000 m
100 cm
1 inch
1 ft 1
1 km
1 m
2.54 cm
12 inches
= 16,404.2 ft