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Misc Facts
Horizontal and Vertical Components
Adding Vectors
Work Problems
Additional Facts
100

Compared to shooting a bullet, when would dropping a bullet from the same height land?

Land at the same time

100
This is the shape of the path of all projectiles.
What is a parabola?
100
A plane is traveling 300 m/hr East and encounters a headwind of 107 m/hr West. What is the plane's resulting speed?
What is 193 m/ hr East
100
A rock is launches off a cliff at 10 m/s and that height of the cliff is 108 m. What is the horizontal displacement?
What is 184 m
100
What is Dy
What is the vertical distance an object falls
200

This is friction that all projectiles on earth undergo.

Air resistance

200
It doesn't change, this velocity stays the same.
What is horizontal velocity of projectiles?
200
Sally is rowing down a river at 7 m/hr North and encounters a current that is 10 m/hr North. What is her resulting speed?
What is 17 m/hr North
200
A monkey throws a banana off 15 m tall tree. The banana fell 8 m away from the tree. What was the horizontal velocity of the banana?
What is 4.7 m
200
the formula for time is ____________
What is the square root of 2dy divided by g
300
Increasing the gravitational pull has this effect on a projectile.
Decreases the maximum height and range of the projectile.
300
This is the only force that acts on a projectile.
What is gravity?
300
John walks North 8 m, West 1 m, and South 8 m. What is his resulting displacement?
What is 1 m West
300

A ball is shot at a bucket from a table with a height of 25 m. The initial velocity is 4.5 m/s. What is the time to land?

2.24 s

300
This is what the path of a projectile is called.
What is the trajectory?
400
This is true about the acceleration of a projectile during its flight.
What is it never changes. Its always 9.81 m/s^2
400
This is the equation for vertical velocity
What is Vy = a * t?
400

A bird boat is traveling 10 m/s East and encountered a current that is 3.5 m/s North. What is its resultant velocity?

10.60 m/s East

400

A penny is dropped from a 300 m building with a horizontal velocity of 15 m/s. How far away from the building does it fall?

117 m

400
These are the 3 ways to change the range of your projectile.
What are change power, starting height, and launch angle.
500
A projectile is an object that only is under the influence of gravity. That is also the definition of this.
What is free fall?
500
This is the only equation that works in the horizontal direction.
What is Vx = dx / t
500

John walks in a straight line from point A to point B. Mary also walks from point A to point B, but her distance is 10 m more than Johns. True or false, May and John's displacement is the same?

True

500

A dead duck falls off the roof of a house with an initial velocity of 65.5 m/s. The house is 73 feet tall. What is the horizontal displacement of the duck?

144.7 m

500
This is the best angle to launch a projectile to get the longest range.
What is 45 degrees?