Physics Lecture Demonstrations - Lock Haven University

Can the physics of the demonstration be understood at the level of the ... I consider these to be primarily demonstrations of impulse. .... What does this tell you about the relation between speed and mass? .... Lever arm has real meaning here. ..... To balance a hard-boiled egg on end, gently crush the shell at the end and sit it...

Forces and motion: A simple introduction - Explain that Stuff

Mar 25, 2016 ... A force is a pushing or pulling action that can make things move, .... Whether you're crushing a can for recycling, tearing a piece of paper ... you're using the power of a lever to magnify a force: the longer the ... And that's how a hydraulic ram, operated by a person's arm, can do .... The impulse is ...

Kitchen Craft Lever Arm : Amazon.co.uk: Kitchen & Home

Kitchen Craft Lever Arm : Simple to use for reducing waste and helping with recycling. The effective lever-arm action, effortlessly...

: Aluminum 10 Cans 10 Seconds!: The ...

Fastest Aluminum for the Money; High Tech Super Tough Nylon; Easy set up! Fun to use! .... Large lever arm makes for easy crushing - Cans drop...