One problem with electric car is that they require very strong battery part of the reason the battery have to be so strong is that car so heavy what solution does Goldren peropose for this problem
1 . Build car out of stong plastic so that they are lighter
2 find an easier and faster way to produce strong battery for car
3 build cat out of lighter weight metals so they don't need as many battery
4 create a way for car to communicate with each other and adjust their speed