5. Projectile Motion

Positive (Upward) Launch

5. Projectile Motion

# Positive (Upward) Launch - Video Tutorials & Practice Problems

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concept

## Solving Non-Symmetrical Upward Launch Problems

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2

Problem

ProblemYou throw a rock off the top of a tall building at an upward angle of 15°. At t=3 s, the rock's horizontal displacement from you is 52m. How high does the rock get above the top of the building?

A

1.1 m

B

4.6 m

C

30 m

3

example

## Height of a Roof

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example

## Catapult Siege

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concept

## Using Single Intervals in Positive Launch Problems

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6

Problem

ProblemA ball is thrown from the top of a 50-m-tall building with a speed of 40 m/s at an angle of 37° above the horizontal. How far horizontally does the ball travel before hitting the ground?

A

101.2 m

B

50.6 m

C

207 m

D

414 m

7

example

## Example 3

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## Do you want more practice?

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PRACTICE PROBLEMS AND ACTIVITIES (37)

- A man stands on the roof of a 15.0-m-tall building and throws a rock with a speed of 30.0 m/s at an angle of 3...
- On level ground a shell is fired with an initial velocity of 40.0 m/s at 60.0° above the horizontal and feels ...
- On level ground a shell is fired with an initial velocity of 40.0 m/s at 60.0° above the horizontal and feels ...
- On level ground a shell is fired with an initial velocity of 40.0 m/s at 60.0° above the horizontal and feels ...
- The froghopper, Philaenus spumarius, holds the world record for insect jumps. When leaping at an angle of 58.0...
- A rookie quarterback throws a football with an initial upward velocity component of 12.0 m/s and a horizontal ...
- A rookie quarterback throws a football with an initial upward velocity component of 12.0 m/s and a horizontal ...
- A rookie quarterback throws a football with an initial upward velocity component of 12.0 m/s and a horizontal ...
- In a carnival booth, you can win a stuffed giraffe if you toss a quarter into a small dish. The dish is on a s...
- In a carnival booth, you can win a stuffed giraffe if you toss a quarter into a small dish. The dish is on a s...
- A shot putter releases the shot some distance above the level ground with a velocity of 12.0 m/s, 51.0° above ...
- A shot putter releases the shot some distance above the level ground with a velocity of 12.0 m/s, 51.0° above ...
- (II) You buy a plastic dart gun, and being a clever physics student you decide to do a quick calculation to fi...
- Apollo astronauts took a 'nine iron' to the Moon and hit a golf ball about 180 m. Assuming that the swing, lau...
- A ball is thrown toward a cliff of height h with a speed of 30 m/s and an angle of 60° above horizontal. It la...
- A ball is thrown toward a cliff of height h with a speed of 30 m/s and an angle of 60° above horizontal. It la...
- A physics student on Planet Exidor throws a ball, and it follows the parabolic trajectory shown in FIGURE EX4....
- A physics student on Planet Exidor throws a ball, and it follows the parabolic trajectory shown in FIGURE EX4....
- In the absence of air resistance, a projectile that lands at the elevation from which it was launched achieves...
- In the absence of air resistance, a projectile that lands at the elevation from which it was launched achieves...
- A child runs down a 12° hill and then suddenly jumps upward at a 15° angle above horizontal and lands 1.3 m do...
- (II) An Olympic long jumper is capable of jumping 8.0 m. Assuming his horizontal speed is 9.1 m/s as he leaves...
- A grasshopper hops along a level road. On each hop, the grasshopper launches itself at angle θ₀ = 45 ° and ach...
- (II) A projectile is shot from the edge of a cliff 125 m above ground level with an initial speed of 62.0 m/s ...
- (II) A projectile is shot from the edge of a cliff 125 m above ground level with an initial speed of 62.0 m/s ...
- (II) A projectile is shot from the edge of a cliff 125 m above ground level with an initial speed of 62.0 m/s ...
- (II) If a ball is kicked from ground level at 15.0 m/s, there are two launch angles that will make the ball la...
- (II) An athlete performing a long jump leaves the ground at a 27.0° angle and lands 7.80 m away.(a) What was t...
- At t = 0 a batter hits a baseball with an initial speed of 28 m/s at a 55° angle to the horizontal. An outfiel...
- A diver leaves the end of a 3.5-m-high diving board and strikes the water 1.3 s later, 3.0 m beyond the end of...
- (II) Romeo is throwing pebbles gently up to Juliet's window, and he wants the pebbles to hit the window with o...