you need to get a batterie
You would apply force to the accelerator to make the car go faster.
The pedal in the car you push to go faster is the accelerator pedal.
make it go faster
To make a co2 car go faster, make the body streamlined. Keep the weight down and make sure that the axles are smooth.
Faster, no. Smoother, yes.
Metal
destroy it
get a steeper hill
It would make it go faster.
Put less wood on it...
well they dont nesisarily make a car go faster butt most of the time they give the engine more horse power not always butt most of the time
Make the car more aerodynamic, make it weigh less, and put a bigger solar panel on it.