Very good explation and the picture really helped me understand that.
good jod i think i did not need a picture you explained it very well
Wednesday, June 9, 2010
Tuesday, June 8, 2010
week 10
radiation
radiation s is when heat comes off of something. this is like the sun we feel the your touchinng it but you really are not touching it. things that have radiation are computers and heater. sometimes it could be really hot or just a little.
Wednesday, June 2, 2010
The goal of the parachute are to drop it from the second floor in more then 10 seconds. Our goal is to make a parachute right by having a weight not to much not to little. Parachutes have to with weight and air resistence. In other words we need just the right way. So if our parachute is to heave it will fall fast .
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