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Welcome to Chemistry!
Dr. BreslynChemistry
Photo from homepage.mac.com/schrier/ pyrophotography.html
Do on the Warm-up sheet –provided.
Date: Aug 29, 2016
Objective: Describe a safe lab environment.
Copy & Complete:
Three big safety ideas: _______________
Do Now
Monday– August 29, 2016
Today:
W-Up, Admin Stuff, Safety Activity
HW: Complete Personal Data Sheet
A bit about me …
Undergrad: FSU (Frostburg)Masters: GWUPhD: UMD, College Park
The more I know about you …
The better I will be able to help you succeed.
Complete the Personal Data sheet and turn in today (or tomorrow if you need more time).
Syllabus Highlights
Notebook – include Warm-Ups!
Edline
Grading Scale
Expectations
Respect
Side Conversations
Cell Phones
Academic Integrity
Lab Professionalism
www.Breslyn.org
Weekly plan posted by Sunday (almost always). Homework, pages in book, PowerPoint presentations, extra notes and examples, …
If we have a fire drill …
Safety Considerations
What are the most important safety considerations?
Safety Considerations
Allergies
Eyes and Contacts
Test-Tubes
Injuries
Electrical Plugs
Spills and Broken Glass
Hair
Footwear
Fire Blanket
Shutoff/ Panic Button
Eating
Demo …
C12H22O11 (sugar) + H2SO4 (sulfuric acid) →
12 C + 11 H2O + mixture water and acid
Why we wear goggles.
The addition of H2SO4 to sugar.
Photos from http://cwx.prenhall.com/petrucci/medialib/media_portfolio/text_images/FG23_P922-1a.JPG
Why we wear goggles.
The H2SO4 (sulfuric acid)
has oxidized the sugar to carbon.
http://www.youtube.com/watch?v=7siZ0ON0b8I
This stuff is serious …
From http://www.nmsu.edu/safety/news/news-items/tt-chem-lab-fire2.htm
Safety Considerations
On the top of the card provided write:
Five Important Safety Tips
As we go through the slides write them.
Safety Considerations
From http://www.public.asu.edu/~iangould/pics/matt7.jpg
Safety Considerations
Safety Considerations
www.wallpapers55.com/horses-playing/
Safety Considerations
Safety Considerations
Safety Considerations
Safety Considerations
…
…
Consequences
Individual
Class
Teacher
Draw Room
Include the following:
• Fire blanket• Fire extinguisher(s)• Exits• Eye wash station• Emergency shower• Fire alarm(s) • Waste disposal container• Emergency cut-off switch
Safety Quiz
On the back of your quiz …
- your last name, first name
- any allergies
- if you wear contacts
- emergency contact phone number
Write large and legible!
Correct your Safety Quiz
Determine why you missed any question and make the correction.
Key
Strikers …
Goggles must be on the entire time…
Hair and sleeves back …
Remove flammable materials …
-----------------------------------
.
Do Now
Date: Aug 30, 2016
Obj: Explain how to use evidence to support a conclusion.
Copy & Complete:
Write three sentences describing what the word “evidence” means.
Tuesday, Aug 30, 2016
Today:
W-up, Google Forms HW, Bunsen Burner Lab
Homework: Finish Lab, Do Google Form Homework
Google Forms and HW
Homework is always listed on www.Breslyn.org.
Go to www.Breslyn.org, click on the link for Practice with Google Forms.
Log-in with your GHS Google ID.
Lighting Bunsen Burner - Safety
1.
2.
3.
You want your flame to look like …
Image from http://www.ltk.mw.tu-muenchen.de/wwwlaser/AES/Flames/Flames_start.htm
NOT …
Image from http://homepage.smc.edu/chem10/Equipment.html
Remember …
The key is to make observations and provide evidence to support your conclusions.
If you finish early …
Complete lab questions.
Debriefing
What worked well?
What needs improvement?
Suggestions or questions?
Lab Groups for Today
Stations are numbered 1 through 7.
One person is the Materials Manager & Recorder
The other person is the Reader & Time Keeper.
Both members are responsible for the collecting accurate data.
Do Now
Date: August 31, 2016
Objs:
Identify elements and compounds. Identify metals and non-metals.
Copy & Complete:
List the four states of matter and how we abbreviate them in chemistry.
Wednesday, August 31, 2016
Today:
W-Up, Notes & Practice, Activity
HW: Visit class website. Study Notes
You want your flame to look like …
Image from http://www.ltk.mw.tu-muenchen.de/wwwlaser/AES/Flames/Flames_start.htm
Red Hot Penny Demo …
Evidence, Observations, & Theory
Observations
Evidence
Theory
Evidence, Observations, & Theory
With your lab partner from yesterday, describe and explain the terms
• Observations
• Evidence
• Theory
Write on a sheet of paper to be collected. One paper per group. Write both names on the back of paper.
Activity: Creating a Learning Tool
Rubric (1 point each)
• Simple, memorable notes (not textbook talk).
• A diagram that aids memory and understanding.
• Examples of the topic.
• Two multiple choice questions about the topic.
We’ll do a gallery walk prior to our quiz tomorrow!
• Elements and Compounds
• Three states of matter.
• Metals & Nonmetals
I’ll assign your group one of the topics above.
Be sure to …
Include a diagram where appropriate.
List properties of each item.
Give examples from the real world.
Memory …
Elements
Commit these elements to memory:
H – HydrogenHe – HeliumLi – LithiumBe – BerylliumB – BoronC – CarbonN – NitrogenO – OxygenF - Fluorine
One key to memory …
Need to “rehearse” several different times for it to stick.
Short Term Long Term Memory
Example: http://www.youtube.com/watch?v=TwagFXAqE1U&feature=relatedOrhttp://www.youtube.com/watch?v=fpXfl0GTZ8U&feature=related (German)
The Periodic Table
Create a table to organize what we know about metals, nonmetals, and metalloids.
You should have three things listed for each.
From http://web.buddyproject.org/web017/web017/images/periodic%20table.JPG
Matter: Solid Phase
NaCl Crystal
Photo from: http://cwx.prenhall.com/petrucci/medialib/media_portfolio/text_images/FG01_06aC.JPG
Phases of Matter
Image from http://wps.prenhall.com/wps/media/objects/602/616516/Chapter_10.html
Reinforcing / Rehearsing
Commit these elements to memory:
H – HydrogenHe – HeliumLi – LithiumBe – BerylliumB – BoronC – CarbonN – NitrogenO – OxygenF - Fluorine
Classifying States of Matter
What criteria are we using to classify matter as a solid, liquid, or gas?
What would be different if we didn’t know about atoms and molecules?
Classifying Matter
Cool Down
Commit these elements to memory:
H – HydrogenHe – HeliumLi – LithiumBe – BerylliumB – BoronC – CarbonN – NitrogenO – OxygenF - Fluorine
One key to memory …
Need to “rehearse” several different times for it to stick.
Short Term Long Term Memory
Question …
Which of the following is NOT made
up of atoms?
A. Heat
B. A gas
C. A cell
D. A solid
Do Now (copy into notebook)…
Date: September 1, 2016
Objective:
Describe properties of metals & nonmetals.
Copy: Elements are also called atoms.
All elements are listed on the periodic table.
We can classify elements as metals, non-metals, and metalloids.
Thursday, September 1, 2016
Today:
Lab: Metals, Metalloids, & Non-Metals
Homework: Finish Lab
Study For Quiz Tomorrow
The Periodic Table
Create a table to organize what we know about metals, nonmetals, and metalloids.
You should have three things listed for each.
From http://web.buddyproject.org/web017/web017/images/periodic%20table.JPG
Observations of Substances PD2Element Appearance Crushing Acid (HCl) CuCl2 Conducts?
A
B
C
D
E
F
G
Observations of Substances PD:3Element Appearance Crushing Acid (HCl) CuCl2 Conducts?
A
B
C
D
E
F
Observations of Substances PD: 4Element Appearance Crushing Acid (HCl) CuCl2 Conducts?
A
B
C
D
E
F
G
Do Now (copy into notebook)…
Date: September 2, 2016
Objective:
Describe properties of metals & nonmetals.
Compare and contrast elements and compounds.
Complete: List three properties of metals and three properties of non-metals.
Friday, September 2, 2016
Today:
W-Up, Review Lab, Quiz,Activity: Draw a Scientist & Reflection
Homework: Review Notes
Observations of SubstancesElement Appearance Crushing Acid (HCl) CuCl2 Conducts?
A
B
C
D
E
F
G
Metals Properties
•
•
•
Non-Metals Properties
•
•
•
Metalloids Properties
•
•
•
Draw a Scientist
When you picture a scientist in your mind,
what do they look like?
Draw a Scientist
Draw a ScientistDr. B?
Draw a Scientist
Draw a Scientist
Draw a ScientistDr. B?
Draw yourself as a scientist.
How do you envision yourself as a scientist?
You will not be judged on artistic talent!
- What are you doing? - What are you wearing? - With what tools?
Add five adjectives about the type of scientist you would be.
Draw a Scientist -- Discussion
What prevents many people from seeing themselves as scientists or someone interested in science?
What should we do?
Why?
Links
Elements: www.theodoregray.com
This site is amazing.
All about safety at OSHA: www.osha.gov
This is the US Dept. of Labors Occupational Safety & Heath Admin site.
Didn’t know this existed. The Montgomery County, Maryland High School Fire Science program.
http://www.montgomerycountymd.gov/mcgtmpl.asp?url=/content/firerescue/psta/fire-science/index.asp
--- Older Content ----
Element Song
http://www.privatehand.com/flash/elementloader.swf
Photo from: http://cwx.prenhall.com/petrucci/medialib/media_portfolio/text_images/FG01_06aC.JPG
