A marble rolled off of a 1-m high tabletop with an initial horizontal velocity of 10 m/s .

1. Determine its final velocity.

2. How much time will it take for the marble to hit the floor?

3. How far will the ball head forward before reaching the floor?

A box of supplies has been dropped from a helicopter 512 meters high. The box fell 410 meters horizontally from its initial falling point.

4. How long will it take for the box to reach the ground?

5. How fast was the helicopter flying when the box fell?

6. What is the velocity of the box right before it fell on the ground?