^My physics teacher for as-levels spent a whole friday afternoon double lesson discussing perpetual energy and put that up on the board.. He did smoke faaar too much weed though which probably explained it.
Older than the internet but still makes me chuckle whenever I see it.
^My physics teacher for as-levels spent a whole friday afternoon double lesson discussing perpetual energy and put that up on the board.. He did smoke faaar too much weed though which probably explained it.
Older than the internet but still makes me chuckle whenever I see it.