10/13/09

Post date: Oct 13, 2009 12:47:10 PM

Bell Ringer: A cannon is fired horizontally from the top of a 31 meter tall castle. If they wish to hit a target on the ground 455 meters away, how fast should the cannonball be fired?

    • Discuss procedure for solving 2D motion problems

    • Work example problems with objects launched horizontally

  • Calculate your ping pong ball flicking speed

      • Using only a ping pong ball, a meter stick, and some fancy math, calculate how fast you can flick a ping pong ball horizontally off a table.

      • Discuss your procedure with your partner before you start flicking.

      • Not to be turned in, keep in your notes

    • Notes on objects launched at an angle

  • Page 139: 5-8 due tomorrow