Archive for March 4th, 2008
Firewalking; a wonderful introduction to heat
Posted by: ozymandias1 on: March 4, 2008
I introduce Heat Capacity by asking the following question: How come, when you get up in the middle of the night to take a pee, and walk across both tile and carpet, the tile seems much colder than the carpet even though in reality both are at the same temperature (room temperature)?
It introduces the concept of thermal [...]
YouTube – A Vision of Students Today
Posted by: ozymandias1 on: March 4, 2008
Came across this before but was reminded of it by Ian Yorstan’s del.icio.us favourites.
As Ian writes:
A short video summarizing some of the most important characteristics of students today – how they learn, what they need to learn, their goals, hopes, dreams, what their lives will be like, and what kinds of changes they will experience [...]
Latest videos from New Scientist
- Gorillas at playGorillas at play
- Tricked octopusOctopuses have been tricked by HDTV
- Robot upgradeA baby robot is being redesigned to look and act more like a 2 year-old child.
- Wave powerSea creatures are inspiring systems that harness wave power.
- Tongue actionSee chameleons capture prey in different temperatures.
- Growl distinctionWatch dogs distinguish one type of growl from another.
- Far flung physicsFind out about a physicist's journey to the ends of the Earth.
- Volcano monitoringRobots inside Mount St Helens can communicate without routing data through a base station.
- Migrating brainA team of robots with one brain that migrates into different bodies will soon live with humans.
- Signing computerBy watching TV shows with subtitles and a signer, a computer has mastered sign language.
