You don't have to, but you'll accelerate faster if you do.
No not faster than Secretariat:)
football players especially the running back like Chris Johnson of the Tennessee Titans
accelerate
It goes faster
A car goes faster when you accelerate. It slows down when you brake.
Pressing down on the gas pedal will cause the car to accelerate quickly.
Get a faster broadband connection. You do have broadband don't you ?........
yes!
acceleration, gain, accelerate, speed up
yes a football is faster then child or any other human being. because the football has more energy and air then a human does.
Not if the only force on it is the force of gravity.