Bell Ringer - 9/5/141. How do you want others to show respect to

you (what actions)? List 2

2. How do you show respect at school? List 2– Get out your notebooks, setup cornell notes:

“Lab Safety”– Take out a half sheet of paper

How do you want others to show respect to you?

How do you show respect at school?

Objectives

• I can…– List safety procedures and identify safety

mishaps in a science lab

Agenda

• Bellringer• Cornell Notes: “Lab Safety”• Posters: Lab Safety Contract

• Monday: lab safety quiz• Tuesday: Observations & Inferences• Wednesday: Lab• Thursday: HW2 Due

“Safety In the Science Lab”

Rules and Symbols

How to organize your notes• Notes may be used on most quizzes, but not

unit exams• Cornell format

– Title of presentation on top, name, prd, date– Title of slide on left– Notes on right side– Reflection at the bottom

• If it is red, copy it down

Example

Warm-up: Half Sheet of paper

• Title: “Lab Safety Warm-up”• Name, prd, date• Watch the video on lab safety• Write down at least 10 safety rules

mentioned in the video

Safety First

• Science is a hands-on laboratory class. • You will be doing many laboratory activities, which

require the use of hazardous chemicals and expensive lab equipment.

• Safety in the science classroom is the #1 priority.• These rules must be followed at all times. • A signed lab safety contract is required to participate in

labs.• Safety is everyone’s responsibility

Before starting a lab

• Know the procedure, if unsure ask• Listen to Safety Overview• Tie hair up• Put on goggles and aprons• Role up long sleeves• Clear your lab space: only 1 lab sheet out• Clear aisles (no bags/backpacks)• Dispose of food• Assign Lab Roles

Lab Roles

• Purpose: structured labs = safe labs• Research Director: Reads each step of the procedure

aloud to group 1 step at a time, while performing the lab. Keeps group on task and safe

• Materials Officer: Gathers materials, cleans up, returns kit looking exactly the same as it was picked up. Performs the lab

• Data Recorder: Double checks measurements, records/shares data with the group. Posts data

• Communication Specialist: Asks teacher questions, Presents data/analysis questions to class

During Labs

• Be Responsible: No horseplay, practical jokes, pranks, etc.

• Follow all instructions, do not conduct your own experiments

• Do not begin until instructed to do so.

Lab Safety: Everyone Is Responsible!

Eyes

• Wear safety goggles when working with chemicals, flames, or heating devices.

• If a chemical gets in your eye notify the teacher immediately.

• NEVER remove goggles at your lab station• No warnings = no googles, kicked out of

lab

Lab Safety: Everyone Is Responsible!

Sharp Objects

• When using knifes or other sharp objects always walk with the points facing down.

• Cut away from self

Lab Safety: Everyone Is Responsible!

Electrical Safety

• Do not place a cord where someone can trip over it.

• Never use electricity around water.

• Unplug all equipment before leaving the room.

• Never throw water on an electrical fire

• Unplug equipment with dry hands, from the base of the plug

Safety

Heating Safety

• Tie back hair and loose clothes when working with open flames.

• Make sure container is not pointed towards someone.

• Heated metal and glass looks cool, use tongs or gloves before handling.

• Never leave a heat source unattended.Acid Safety

• Acid to water, Never water to acid• Remember: A comes before W• AW

Chemical Safety• Read all labels twice before removing a chemical

from the container.

• Never use the same tool with 2 different chemicals = cross-contamination

• Never touch, taste, or smell a chemical unless instructed by the teacher.

• When carrying a Chemical, turn and look before you start walking

• Always put caps back on immediately

• Chemicals should be in green lab kits when not in use

Hand Safety

• If a chemical spills on your skin, notify the teacher

• Carry glassware carefully.

• Make sure there are NO cracks in glass before you use them

• Make sure items are not hot before you pick them up

• Can you tell if glass is hot by looking at it????

Safety Equipment

• Fire Blanket – Located ____________

• Fire Extinguisher – Located __________

REMEMBER: Stop, Drop, & Roll

On Fire?

Middle of classroom

Front of classroom

Safety Equipment

• First Aid Kit – Located ____________

• Eye Wash/Shower – Located __________

2 day suspensionFine = amount billed to Schurz

Non-emergency use of shower/eyewash?

Front of classroom

Back of classroom

Learning Check 1: What’s Wrong With This Picture?

What’s Wrong With This Picture?

What’s Wrong With This Picture?

What’s Wrong With This Picture?

CUBS

CUBS

CUBS

What’s Wrong With These Statements?

• Daniel says that Mr. Sandine is solely responsible for preventing laboratory accidents.

• Jonathon started the lab activity before reading it through completely.

• Luis decided to do a lab activity that he read about in a library book before the teacher came into the classroom.

• Mr. S says that the safety goggles mess up his hair and give him raccoon eyes. Ruining his “model looks” He refuses to wear them.

• Barbie and Ken accidentally break a beaker full of some chemical. Instead of risking getting in trouble they quickly clean up the mess with paper towel and throw it in the garbage.

Bell Ringer: What’s Wrong With These Statements?

1. Daniel says that Mr. Sandine is solely responsible for preventing laboratory accidents.

2. Jonathon started the lab activity before reading it through completely.

3. Mr. S says that the safety goggles mess up his hair and give him raccoon eyes. Ruining his “model looks” He refuses to wear them.

1. Get out: Lab Safety Contract and blank sheet of paper from yesterday

Lab Safety Posters: Instructions• You will be assigned one of the 19 lines in the

Lab Safety Rule Agreement• I want you to create a lab safety poster to

remind us about the importance of your topic• Posters Must Include:

1. A Catchy Slogan (5 points)

2. At least 1 relevant picture (5 points)

3. Be presented next class (5 points) Very informal presentation:

what your topic is?, describe your poster, why is your topic important?

Agenda

• Bellringer (5 min)• Make Lab Safety Posters (20 min)• Present Posters (25 min)• In-class quiz*

*If time permits

Objectives

• I can…– List safety procedures and identify safety

mishaps in a science lab

Lab Safety Posters: Instructions• You will be assigned one of the 20 lines in the Lab

Safety Rule Agreement• I want you to create a lab safety poster to remind us

about the importance of your topic• Posters Must Include: (25 Points)

1. A Catchy Slogan (5 points)

2. At least 1 relevant picture (5 points)

3. Be presented in class (5 points)

4. Appearance/Neatness (10 Points)-Very informal presentation:

*what your topic is?, describe your poster, why is your topic important?

* No talking while others are presenting, will cost you 5 points each offense

Example:

5. Eye Protection must be worn when required by the instructor

Protect your eyes, They’re your biggest prize!

Presentations

• On your “Safety Rule Agreement,” initial to the left of each item as we discuss it.

• When we are finished, remember to sign the bottom, have your parent/gaurdian sign and turn this in NO LATER than next Friday for 5 points

HW 2 – Due next Thursday

• What is physics? (10 HW Points)– Describe what you think Physics is IN YOUR

OWN WORDS– 5-7 SENTENCES MINIMUM– Yes, spelling and grammar counts (ACT Eng)– Types– List of all sources used:

• Magazines• Websites

Exit Slip

1. Jonathon started the lab activity before reading it through completely.

2. Luis decided to do a lab activity that he read about in a library book before the teacher came into the classroom.

3. Mr. S says that the safety goggles mess up his hair and give him raccoon eyes. Ruining his “model looks” He refuses to wear them.

4. Barbie and Ken accidentally break a beaker full of some chemical. Instead of risking getting in trouble they quickly clean up the mess with paper towel and throw it in the garbage.

Reminders

• Quiz on lab safety Tuesday• HW2 is due Thursday

Any Questions?

REMEMBER:• Carefully read through the entire safety contract

and sign.• Have your parents read and sign your safety

contract.• Study for the safety quiz later this week!

Quiz

Take out a blank sheet of paper and a pen or pencilWe will begin in 1 minute

Quiz

1. What should you do prior to entering the lab? 3 things

2. What is the first thing you should do if a chemical comes into contact with your skin?

3. When instructed to do so, what is the proper method for smelling a substance (define, explain, or draw it)

4. What is the best baseball team in Chicago?5. When should you wear goggles or gloves?

Quiz

6. In what order do you mix acids and water? a. Acid to Water b. Water to Acid

7. What kind of clothing should not be worn in the lab?8. If someone has long hair, what should they do with

their hair before lab9. What should you do when you finish your lab?

a. Clean up any and all messes and put things awayb. Conduct your own experimentsc. Wash your handsd. Lobstere. A and C

10. If ever unsure of a method or procedure, you should do what?

Answers

1. What should you do prior to entering the lab? 3 things

2. What is the first thing you should do if a chemical comes into contact with your skin?

3. When instructed to do so, what is the proper method for smelling a substance (define, explain, or draw it)

4. What is the best baseball team in Chicago?5. When should you wear goggles or gloves?

Answers vary

Notify Mr. S.

WaftingCubs

When working with flames, heating devices, or chemicals

Quiz

6. In what order do you mix acids and water? a. Acid to Water b. Water to Acid

7. What kind of clothing should not be worn in the lab?8. If someone has long hair, what should they do with

their hair before lab9. What should you do when you finish your lab?

a. Clean up any and all messes and put things awayb. Conduct your own experimentsc. Wash your handsd. Lobstere. A and C

10. If ever unsure of a method or procedure, you should do what?

Answers vary

Tie it back

ASK!!!!

Reminders

• Put how many correct out of 10 at the top and pass to the center aisle

• HW due this Thursday– Observations and Inferences