00:00Whoa-ho-ho-ho-ho!
00:02Quick! Let's build a ramp so our car can jump over the lava!
00:06Whoa! Uh-oh!
00:08Oh, no!
00:10We need a steeper ramp.
00:13The steeper the ramp, the faster the car goes.
00:16That's because gravity pulls it down harder.
00:19Science is awesome!
