Center of Gravity

Definition An imaginary point representing the weight center of an object –the point about which the object balances in every direction

Lets All Try

Now With Legos The RCX is the heaviest component of your robot. Therefore, where you put is very important to the balance of your robot.

The Center of Gravity for the Brick

More on Center of Gravity RectangleTriangleLine (not too stable)

Bad Example

Balance is Also a Concern

Pick the Better Balance

Steps of The Engineering Design Process identify the need or problem research the problem develop possible solutions select the best possible solution(s) construct a prototype test and evaluate communicate the solution(s) redesign

Design Features Affect Construction size shape weight function cost limitations

Egg Challenge  Build an egg tower  Who can build a tower that holds an egg a foot off the ground for longest time?