Saving on Lighting Energy Activity Compare - Contrast bulbs
Directions: To be an effective energy saver, you must begin by gathering the facts.
Use the Energy
Saver$ site | Energy Efficiency | Comparison Chart CFL vs LED vrs Incandescent bulbs
On January 27, 1880, the U.S. Patent Office granted Thomas Edison a patent for the carbon element in the electric lamp. We call them incandescent light bulbs. It had taken several inventors a couple decades to create the first, long working light bulb. It took more than 50 more years for most Americans to use incandescent light bulbs to light their homes.
In December 2007, the U.S. Energy Bill set a course to eliminate Edison's bulb.
Do this Comparison and Contrast Guide @ ReadWriteThink - online activity through Evaluate.
Now that you know how to C&C:
2. Which one(s) will you buy for your home?
3. Other than saving money, what other issues may impact a consumer's choice of light bulb?
What would the cost be to replace 50% of the incandescent bulbs in your home with CFL's or LED bulb's?
What percentage of the lighting in your bedroom or classroom is not incandescent?
5. Extended thinking:
What is daylighting?
How does it figure into this debate/decision?
TAI (Think about it?)
Become more enlightened about energy issues ...
Bright ideas that Save Energy and Money - Consumer Reports
The Big Energy Gamble - NOVA free, online videos
Raquel Redshirt is a teen who is solving a problem for her family using the sun.
No Furnaces, but Heat Aplenty in ‘Passive Houses’ NYT 12/27/08
series on PBS - Energy (Use the episodes drop down menu to see the videos)
"Optimism is the faith that leads to achievement. Nothing can be done without hope and confidence." Ralph Waldo Emerson
Activity created by Cindy O'Hora, Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. Posted 6/13/08
Save a tree - use a Digital Answer Format - Highlight the text. Copy it. Paste it in a word processing document. Save the document in your folder. Answer on the word processing document in a contrasting color (not yellow) or font (avoid , or other ornate artistic fonts). Save frequently as you work. Enter your name and the date in the document header. Submit your edocument via a class drop box or email attachment. Save a copy of your work on your computer.
Proof your responses. It is funny how speling errors and typeos sneak in to the bets work. Make Your Own Printed answer sheet.