Horizontal
The horizontal velocity component is independent from ___________.
What is vertical component of velocity?
The main factor that affects the vertical velocity is ________.
What is the acceleration due to gravity?
An object moving under the influence of the acceleration due to gravity only is called:
What is free fall?
At the peak of a projectile's path, an object has only a ________ velocity.
What is horizontal velocity?
The magnitude (size) of velocity is called ______.
What is speed?
True or False:
The horizontal velocity is affected by the acceleration due to gravity.
What is false?
True or False:
The vertical velocity of a projectile launched horizontally will only speed up (increase).
What is true?
An object is dropped from a very tall building, and falls for 4 seconds. It fell _______m.
What is 78.4 m down?
To fire a rocket so it has the most air time, angle it _______ degrees above the horizontal.
What is 90 degrees?
To create a position vs time graph that has a positive linear slope, you must do this:
What is walk in the positive direction at a constant velocity?
A football is thrown 14m/s at an angle 32 degrees above the horizontal. How much will the horizontal velocity change in 9.6s?
What is it will not change?
When an object is launched with no angle (horizontally), the initial vertical velocity is always_____________.
What is 0 m/s?
A student runs 400m around a circular track (standard track) in 40s. Her average velocity is_________.
What is 0m/s?
To launch a rocket the farthest, angle it _______ degrees above the horizontal.
What is 45 degrees?
This is equal to the slope of a velocity vs. time graph.
What is acceleration?
A rock is launched horizontally at 4.3 m/s. At the same instant, a rock is dropped from the same height at the launched rock. Which rock hits the ground first?
What is neither, they would hit at the same time?
A soccer ball is kicked horizontally off a 22.0-meter high hill and lands a distance of 35.0 meters from the edge of the hill. To find the final vertical velocity of the soccer ball, use this equation:
What is vf2-vi2=2aΔy?
A ball is thrown straight upwards. The velocity and the acceleration of the ball at its peak are:
What is 0m/s and 9.8 m/s/s down?
A rocket is launched at 28 degrees above the horizontal with an initial velocity of 13m/s. The horizontal component is:
What is +11.5 m/s?
When a projectile is launched with an angle above the horizontal, you need to use ________ to find the vertical component of its velocity.
What is sin(θ)?
A billiard ball leaves a 0.60-meter high table with a horizontal velocity of 2.4 m/s. It takes ___ seconds for the pool ball to hit the ground.
What is 0.35 seconds?
A bowling ball is launched horizontally from a 35m tall cliff at 20m/s. When it reaches the ground, the bowling ball will be ______m from the base of the cliff.
What is +53.5 m?
A car drives in a straight line at a constant speed of 22m/s for 7 seconds. The driver then sees a red light 0.55 miles ahead and begins to press on the brakes. The acceleration of the car is ______ m/s/s.
1,609 meters in 1 mile
What is -0.28 m/s/s?
A long jumper leaves the ground with an initial velocity of 12 m/s at an angle of 28-degrees above the horizontal. The jumper was in the air for _____ seconds.
What is 1.15 seconds?
A steering wheel, brakes, and gas pedal in a car all have this in common:
What is cause acceleration?