When I'm on an airplane And we're on a runway Ready to take off And then we're in the air Motion, direction, acceleration Motion, direction, acceleration I've got speed (that's how fast I am moving) I've got velocity (that's my speed and direction) When I'm on my Big Wheel Skateboard Roller coaster Race car Motorcycle Rocket ship Into outer space Motion (keep movin', keep movin', keep movin') Direction (which way, anyway, uptown, all around) Acceleration (let's go faster) Acceleration (let's go faster) I've got Speed (that's how fast I am moving) I've got velocity (that's my speed and direction) I've got speed (that's how fast I am moving) I've got velocity (that's my speed and direction)