2006-12-21 13:29:15 · 7 answers · asked by Anonymous in Education & Reference ➔ Homework Help
1. construct a simple telescope using mirrors at home or taken from vehicle rear mirrors
2. recycling of paper by making the used paper into pulp and treating it and flattening it..
3. a solar cooker
good luck!
2006-12-21 23:35:39 · answer #1 · answered by ice_on_fire 2 · 0⤊ 0⤋
Here, I'll let you copy my idea: "Which type of cheese lasts the longest?"
Indep. Variable: Type of cheese
Respond. Variable: Time for cheese to mold
Controlled Variable: same fridge used to keep cheese in
Hope this helps!
2006-12-21 13:39:19 · answer #2 · answered by wiseman1994 2 · 0⤊ 0⤋
Someone in my class a few years back did a psychological test on whether people view the class half full or half empty. I thought is was cool! Happy Holidays!
2006-12-21 13:38:36 · answer #3 · answered by *Scandinavian Sweetheart* 4 · 0⤊ 0⤋
My brother got the same project and he did it about a solar car, u can buy it in barnes and noble if u know what it is, or u can buy one similar in the discovery channel store at the mall's...
2006-12-21 13:38:48 · answer #4 · answered by Anonymous · 0⤊ 0⤋
Depends on the complexity of the project you have in mind, but here is the thing I want to try myself. http://home.hiwaay.net/~palmer/motor.html
This is how to make very simple by still very much fun electric motor, with photos and explanations
2006-12-21 13:41:03 · answer #5 · answered by gerkyr 2 · 0⤊ 0⤋
I did a undertaking whilst i replaced into youthful to verify which meals enhance mildew the quickest. I used bread, a can of soup and 2 alternative products enclosed in saran wrap and saved them in a depressing region for type of five days to verify which of them grew the main mildew. it quite is style of gross in spite of the shown fact that it quite is technology in action.
2016-10-15 10:05:58 · answer #6 · answered by scafuri 4 · 0⤊ 0⤋