Agenda 09-15-2015 1.Introduction 2.Review Activity 1 (p. A4) 3.Homework 4.Set-up Activity 2...
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Transcript of Agenda 09-15-2015 1.Introduction 2.Review Activity 1 (p. A4) 3.Homework 4.Set-up Activity 2...
![Page 1: Agenda 09-15-2015 1.Introduction 2.Review Activity 1 (p. A4) 3.Homework 4.Set-up Activity 2 5.Activity 2 (Part 1)](https://reader036.fdocuments.us/reader036/viewer/2022083005/56649f175503460f94c2dfe8/html5/thumbnails/1.jpg)
Agenda 09-15-2015
1.Introduction
2.Review Activity 1 (p. A4)
3.Homework
4.Set-up Activity 2
5.Activity 2 (Part 1)
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Review Activity 1 Steps to Handle Unknown Substances
• Assume they are hazardous• Do not get close to the unknown
substances• Notify adult, Police/Fire Department• Call “Hazmat” Team. It …
• Observes and tests from distance• Wears protective clothing• Protects eyes• Avoids inhaling fumes/gases• Avoids contact with the skin• Takes samples to test and identify substances• Disposes of unknown substances at an
appropriate site
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Think about Activity 1…
How useful is to follow these steps when you are handling chemicals at home, out in another building, or in labs? Explain.
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Activity 2: Types of HazardsObjective
Students will be able to:• Identify the hazards associated with the
use of chemicals.
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Purpose
Students will apply their new knowledge to:
• Handle hazardous substances safely in different situations and environments.
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Homework
1. Add the science words (Pre-Lab) with your definitions to the Glossary.
2. Work on Science Fair project
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Activity 2: Types of Hazards
• Set up Activity 2 (p. A6)
• PRE-LAB: corrosive, toxic, flammable, biohazard, oxidizer, radioactive
• Paste Data Table to Journal (provided by teacher)
• Read Introduction p. A6
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Getter Juan Perez
Activity 2: Types of Hazards
DATE: 09-10-14
CHALLENGE: What types of hazards do certain substances pose?
MATERIALS: (√)
PROCEDURE: I understand what to do.
PRE-LAB: corrosive, toxic, flammable, biohazard, oxidizer, radioactive.
DATA:
Set-up Activity 2
Substance Hazard Class(s) Safety PrecautionsAmmonium Hydroxide
Carbon Dioxide
Copper Chloride Solution
Ethyl Alcohol (Ethanol)
Hydrochloric Acid Solution
Hydrogen Peroxide
Magnesium
Phenolphthalein Solution
Polyvinyl Alcohol
Potassium Hydroxide
Sodium Borate
ACTIVITY 2: CLASSROOM SUBSTANCES
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Activity 2: Types of Hazards
• Follow Procedure, Steps 1-5 (p. A7)• Check Table “Labeling Hazardous Materials” (p.
A8).
• Study the 12 Chemical Data Cards.
• Familiarize yourself with each of the substances the cards describe.
• Using the Table on p. A8 and the cards, complete the data table “Classroom Substances”.
![Page 10: Agenda 09-15-2015 1.Introduction 2.Review Activity 1 (p. A4) 3.Homework 4.Set-up Activity 2 5.Activity 2 (Part 1)](https://reader036.fdocuments.us/reader036/viewer/2022083005/56649f175503460f94c2dfe8/html5/thumbnails/10.jpg)
CLASSROOM SUBSTANCES
Substance Hazard Class(s) Safety Precautions
Ammonium Hydroxide
Carbon Dioxide
Copper Chloride Solution
Ethyl Alcohol (Ethanol)
Hydrochloric Acid Solution
Hydrogen Peroxide
Magnesium
Phenolphthalein Solution
Polyvinyl Alcohol
Potassium Hydroxide
Sodium Borate
corrosive, toxicWear goggles/gloves. Avoid contact with skin, inhaling, swallowing.
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Homework
1. Add the science words (Pre-Lab) with your definitions to the Glossary.
2. Work on Science Fair project