Tony Hawk was born in 1968. His nickname is “The Birdman”. He is an American Professional skateboarder. He is known for his 900 degree aerial spin.
While watching the video, think to yourself –
What are the functions of wheels & axel systems in conjunction to ramps?
I wonder.... What directions do wheels roll on a ramp?
What is rolling?
How would you make a wheel system that goes straight?