1. Physics 12 Newtonian Physics Projectiles III Mr. Jean

2. The plan: Video clip of the day Lab safety contracts Projectile Motion Phet labs

3. Video clip of the day https://www.youtube.com/watch?v=AeTzfs Da6EUhttps://www.youtube.com/watch?v=AeTzfs Da6EU

4. Phet Projectiles http://phet.colorado.edu/en/simulation/proj ectile-motionhttp://phet.colorado.edu/en/simulation/proj ectile-motion http://phet.colorado.edu/en/simulation/proj ectile-motionhttp://phet.colorado.edu/en/simulation/proj ectile-motion

6. Questions to try:

12. In class work: Try the backside of this page right now. –Individually or with a partner. Use your notes and your textbook to help you through these exams.

18. Angle of Impact:

19. Total Velocity at IMPACT:

20. Projectile Challenge Question: (Medium/Difficult) Tom is an expert jumper. His hang time is 0.95 seconds. –How high can Tom jump?

21. Projectile Challenge Question: (Medium/Difficult) Tom is an expert jumper. His hang time is 0.95 seconds. How high can Tom jump?

22. Problems: A ball is dropped from the top of CN tower which is 440m above ground. The acceleration of gravity is -9.81m/s 2. How long does it take for the ball to hit the ground? A golf ball is hit straight up with the initial velocity of 50m/s. This action takes place on the moon. The moon’s gravity is -3.4m/s 2. How long does it take for the ball to hit the ground if the maximum height is 357.2m?

23. Suggested questions from textbook: P. 536 - 4 - 8 P. 543 –9 -12