# physics

ajuggler tosses a ball up in the air with initial speed u. at the instant it reaches the maximum height H, he tosses a second ball with the same initial speed the two balls collide at what height

1. 👍
2. 👎
3. 👁

## Similar Questions

1. ### Physics

A second baseman tosses the ball to the first baseman, who catches it at the same level from which it was thrown. The throw is made with an initial speed of 19.0m/s at an angle of 33.0 ∘ above the horizontal. How long is the

2. ### Physics

A golf ball rolls off a horizontal cliff with an initial speed of 12.2 m/s. The ball falls a vertical distance of 17.3 m into a lake below. (a) How much time does the ball spend in the air? (b) What is the speed v of the ball just

3. ### Physics

A ball is thrown upwards. Neglecting air resistance what initial speed does the ball need to remain in the air for a total time of 10 seconds? PLEASE show work :)

4. ### physics

For a flourish at the end of her act, a juggler tosses a single ball high in the air. She catches the ball 3.6 s later at the same height from which it was thrown. Part A-What was the initial upward speed of the ball?2sf

1. ### math

your friend tosses a ball into the air at an initial velocity of 18 feet per second.The equation h=-8t^2+18t+5 models the height h of the ball t seconds after it was thrown. When did the ball reach its highest point?

2. ### Physics

Two students are on a balcony 19.6 m above the street. One student throws a ball (ball 1) vertically downward at 15.8 m/s; at the same instant, the other student throws a ball (ball 2) vertically upward at the same speed. The

3. ### physics

A trained dolphin leaps from the water with an initial speed of 12 m/s. It jumps directly towards a ball held by the trainer a horizontal distance of 5.50 m away and a vertical distance of 4.10 m above the water. In the absence of

4. ### physics

The average velocity for a trip has a positive value. Is it possible for the instantaneous velocity at any point during the trip to have a negative value? (I'm thinking yes because derivatives can be negative but I'm not sure).

1. ### Physics

a ball is released from the top of a 67.0 m high building. At the same instant a second ball is shot straight up from the ground with an initial speed of 20.0 m/s, directly below the point where the first ball was dropped. Ignore

2. ### conceptual science

In the absence of air resistance, a ballplayer tosses a ball straight up. (a) By how much does the speed of the ball decrease each second while it is ascending? (b) By how much does its speed increase each second while it is

starting with an initial speed of 5.00 m/s at a height of 0.265 m, a 1.75 kg ball swings downward and strikes a 4.45 kg ball that is at rest, as the drawing shows. (a) Using the principle of conservation of mechanical energy, find

4. ### Statistics

a ball rolls off a table and falls 0.80 m to the floor, landing with a speed of 4.5 m/s. 1. What was the initial speed of the ball? 2. What initial speed must the ball have if it is to land with a speed of 5.8 m/s? 3. What is the