Friday, March 23, 2012

Egg Drop Challenge

Acheivements=24
Material Preparation:
-Generate a list of materials required for build day
-Document a plan to ensure materials are brought in on block day
-Sean Lee will bring in the egg, cardboard box, foam/bubble wrap, and masking tape. I will bring in the wood plank, rocks/counterbalances, and the long string
Size:
-Your materials fit inside a printer paper box
Weight:
-Your materials weigh less than 500 grams
Drop Accuracy:
-You hit the butcher paper!
-You hit inside the third ring!
-You hit inside the second ring!
-You hit inside the first ring!
-You hit the Bullseye!
Drop Time:
-Your solution takes more than 2 seconds to hit the target!
-Your solution takes more than 3 seconds to hit the target!
-Your solution takes more than 4 seconds to hit the target!
-Your solution takes more than 5 seconds to hit the target!
Egg Resilience:
-Your egg didn't break in any way! (awarded three times)
-Your egg didn't break in any way! (awarded three times)
-Your egg didn't break in any way! (awarded three times)
Calculations:
-Used arithmetic to calculate the amount of weight needed for the counterbalance
-Used geometry in the size and measurements in the box
-Used algebra to find out how long it would take for the box to reach the ground
Other:
-Helped set up the Bullseys
-Video
-Pictures
-Made of House Hold Materials




Parachute Design


Elevator Design (The design we used)


Wing/Parachute Desing



Materials List


Materials


Finished Design








Thursday, March 15, 2012

Khan Academy: Algebra II: Functions and Probability




Khan Academey was extremely helpful with probability. I couldn't really understand the concept when the teacher explained it. After going over it a few more times on Kahn Academy, I was able to understand the concept. The playback feature was extremely helpful.