Universal Gravitation, - Weebly



Questions

2. Phyllis Ofikul kicks a soccer ball at 7.3 m/s into the air at an angle of 58°. Determine the height and range of the soccer ball. (Be sure to show each step clearly.)

[pic]

Projectiles

[pic]

Name _______Answer Key_____

1

Definitions

1. Projectile - Objects that are thrown or launched into the air and are subject only to the force of gravity

2. Trajectory - the path that a projectile follows

The path can best be described as ____parabolic_______.

Shooting at a ___45o__ angle will result in the maximum range.

Draw the trajectory for each scenario.

1. A dart gun is fired horizontally.

[pic]

2. A boy throws a ball upward at an angle.

[pic]

3. A moving plane dropping a flare. (neglect air resistance)

| |

|Side View |

|[pic] |

| |

| |

| |

Questions

Wayne Dwopps fires a rock from his sling shot horizontally off a cliff 14 meters high with an initial velocity of 2.7 m/s. Determine how far the rock will travel. (Be sure to show each step clearly.)

[pic]

3

-----------------------

1. Vix

[pic]

-9.81 m/s2

2.0 m

5.1 m

0 m/ s top

0.63 s

1.3 s

1.3 s

6.2 m/s

3.9 m/s

0 m/s2

2. Viy

[pic]

3. t top & t total

[pic]

[pic]

4. height

[pic]

5. range

[pic]

Time

[pic]

4.6 m

1.7 s = 1.7 s

0 m/s

2.7 m/s

9.81 m/s2

0 m/s2

14 m

Distance

[pic]

................
................

In order to avoid copyright disputes, this page is only a partial summary.

Google Online Preview   Download