WEST YORK AREA SCHOOL DISTRICT



CLC Field Trip Worksheet (15 CLC Points)

Pre-Trip Questions

1. Look around your house and find several kinds of bar soaps, hand soaps, and dishwashing soaps. Read the ingredients of each and list 3 ingredients that most of the soaps have in common. (only include ingredients that appear in the first 5 or so in the list).

a. _________________________________________

b. _________________________________________

c. _________________________________________

2. Early American settlers and pioneers did not just go to Walmart to buy soap. How did early pioneers make their own soap? Be sure to include the two main ingredients that they used.

3. What is chemical formula and chemical name for Lye?

a. Chemical Formula: _____________________

b. Chemical Word Name: _____________________________

c. How is lye made?

4. What are some of the possible hazards of working with lye?

5. What are some safety precautions that must be made when working with lye?

6. Define the following terms:

a. Saponification

b. Preservative

c. Alkali

d. Caustic solution (or soda)

e. Emulsifier

7. Write down 2 questions that you intend to ask about the soapmaking process. Write the answers in after the field trip.

|Question |Answer (to be filled in after field trip |

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POST-TRIP THOUGHTS

8. List two factors that will affect the rate of the reaction in the saponification process.

9. Using complete sentences, describe two things about the chemistry of soap that you leaned as a result of this field trip.

WEST YORK AREA SCHOOL DISTRICT

FIELD TRIP PERMISSION SLIP

| | | | | |

|Date |Destination |Transportation |Depart |Return |

| |Sunrise Soap Company |Personal Van | | |

| |29 N Beaver St | |3:00 pm |4:45 -5:00 pm |

| |York, PA 17401 | | | |

| | | |meet in Room 237 |arrival at Tech Ed Wing Parking |

| | | | |Lot |

What to Bring:

1. Bring Field Trip Worksheet and a writing utensil to take notes!

2. Feel free to bring a little money in case you decide to buy something at the store

What to Wear:

1. Dress for being inside.

2. Due to the risk of being splashed by chemicals, full-length pants and long sleeve shirts are recommended. Open-toed shoes should be avoided.

Pick-Up from School at 5:00 pm.

1. Be sure to have transportation arranged once we arrive back at the school. We will arrive at approximately 5 pm. You may want to have your ride ‘on standby’ and then give them a call when we leave the facility to give them a more exact return time, but it should be somewhere between 4:45 and 5:15 pm. Have your ride meet you in the Tech Ed wing parking lot.

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I hereby give permission to have _______________________________ go on the Chemistry trips accompanied by

Name of Student

Mr David Arrow and/or Mr Chris Kuroswki (West York Chemistry Teachers) on the date listed above.

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Further, I hereby release and forever discharge the West York Area School District, the members of the School Board, its employees and agents from all liability which may arise out of or in connection with the aforesaid trips.

______________________________ __________________________________

Date Signature of Parent or Guardian

______________________________

Phone Number to Contact in Emergency

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