S

Dimensional Analysis, Review, Ch

1 QuizChemistry GT 9/8-9/15

Drill

In October 1958, Oliver Smoot (an MIT student) was used to measure the length of the Harvard Bridge. It was found to be 364.4 smoots long.

1 smoot = 67.0 in (5’7”), 1 yard = 0.9144 m How long is the bridge in meters? If it takes

8.0 minutes to walk across the bridge, what is your speed in meters per second?

Have HW (with all work!) out on desk

Objectives

IWBAT Use scientific notation, significant figures,

dimensional analysis, and SI units to do calculations with great accuracy and precision.

Explain lab safety. HW:

4A – study for the QUIZ 4B – Elements, Compounds, Mixtures poem

and Qs

Agenda

Drill HW Review Dimensional Analysis Work/Practice Kahoot Review 4B – Unit 1 QUIZ Closure

4A—HW Review

Dimensional Analysis Practice Problems Let’s review these!

4A – Metric Conversions

A human hair can be as thick as 181 um. How many millimeters is that?

4A – Dimensional Analysis Practice

Unit Conversions and Factor-Label Method WS English to Metric Conversion Practice WS

4A – Review

Chapter 1 Pretest On the back, number the problems. Cross out #5, 6, 14, 15

Unit 1 Kahoot Be ready for the QUIZ on Thursday! First thing in

class, no review ahead of it. Come to Lion Time tomorrow, if you want more

help. I’ll be in N211.

4A—HW Review

Unit Conversions and Factor-Label Method I’ll read the answers—let me know which ones

you want me to go over!

4A – Closure/Exit Ticket

A person weighs 152 lb. How many grams is that? NOTE: 1 kg = 2.2 lb

4B – Review

Metric conversion stations Unit 1 Kahoot

Unit 1 Quiz!

Clear your desks except for: Pencil/Pen Calculator

Make a space between you and the person next to you—evenly spaced desks.

When done, turn it in at the side desk. You have 30 minutes. Pick up the Element/Compound/Mixture poem and

questions when done.

Closure

Give examples of Elements Compounds Mixtures