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Projectiles An object that is ____
Launched
Trajectory - the of the projectile is _
path; parabolic
The first step in solving a projectile launched at an angle is to set up____ to determine Vix, and Viy.
Trigonometry
To find Vix, we will use ___
cosine.
To find Viy, we will use _____
sine.
The vertical velocity changes due to _____
gravity.
At the top of the trajectory, the peak, the vertical velocity goes to ___
zero.
The time it takes to get to the top of the trajectory is equal to ____ the time of the total trajectory.
half
Along the horizontal the object moves at a _______ horizontal velocity.
constant
The object accelerates due to ____ along the vertical only. To evaluate the vertical direction we will set up kinematics. To use kinematics we will need to know ___motion parameters about the vertical motion.
gravity ; three
The initial vertical velocity is _____ when the object is released horizontally.
zero
Along the horizontal the object moves at a _____ horizontal velocity.
Constant
