Rank KE and Minimum Speed


Three balls are thrown off the top of a building, all with the same speed but different launch angles (position is in meters and time is in seconds).

Question #1: Rank the animations according to the speed of the projectiles when they hit the ground. Ties in ( ) please.

Question #2: At some point in the motion before they hit the ground, each projectile has a value for its speed that is a minimum. Rank the animations according to this minimum speed. Ties in ( ) please.

Rank from greatest to least.

Problem by Mario Belloni.
Script by Mario Belloni.