How Things Work 1
Inertia and why skaters coast.; Episode 2 – Falling Balls; Weight and why balls fall after being dropped or thrown.; Episode 3 – Ramps; Energy and why it’s easier to push a piano up a ramp than to lift it up a ladder.; Episode 4 – Seesaws; Rotation and how different children can balance a seesaw and rock it back and forth.; Episode 5 – Wheels; Friction and how wheels deal with friction to let vehicles coast or propel them forward.; Episode 6 – Bumper Cars; Momentum and angular momentum and how those quantities influence the collisions between bumper cars.
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