General Physics 1_Projectile Motion
Quiz by Zarina T. Pabelonia
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- Q1
An object is undergoing free fall motion. As it falls, the object's ___________________
acceleration increases
speed increases
neither speed nor acceleration increases
both speed and acceleration increases
120sSTEM_GP12G-IIb16 - Q2
A cannonball is launched into the air at an angle of 45 degrees with the horizontal. At the top of the ball's path, it's velocity is __________________
not enough information given to know.
both vertical and horizontal
entirely vertical
entirely horizontal
60sSTEM_GP12G-IIb16 - Q3
A cannonball is launched into the air at an angle of 45 degrees with the horizontal. At the top of the ball's path, it's acceleration is __________________. (Neglect the effects of the air resistance)
not enough information given to know.
entirely horizontal
entirely vertical
both vertical and horizontal
60sSTEM_GP12G-IIb16 - Q4
A cannonball is launched into the air at an angle of 45 degrees with the horizontal. At the top of the ball's path, the net force acting upon it is _________________. (Neglect the effects of the air resistance)
both vertical and horizontal
entirely horizontal
entirely vertical
not enough information given to know.
60sSTEM_GP12G-IIb16 - Q5
At what point in its path is the horizontal component of the velocity (Vx) of a projectile the smallest?
It is the same throughout the path
As it nears the top
The instant it is thrown
halfway the top
60sSTEM_GP12G-IIb16 - Q6
At what point in its path is the vertical component of the velocity (Vy) of a projectile the smallest?
The instant it is thrown
As it nears the top
halfway the top
At the top
60sSTEM_GP12G-IIb16 - Q7
Roll a golf ball off the edge of a table. As it falls, its horizontal component of velocity ____________
increases
zero
decreases
remains constant
60sSTEM_GP12G-IIb16 - Q8
A bullet is fired horizontally and hits the ground in 0.5 seconds. If it had been fired with twice the speed in the same direction, it would have hit the ground in ____. (Assume no air resistance.)
more than 0.5 s
less then 0.5 s
0.5 s
0 s
60sSTEM_GP12G-IIb16 - Q9
Two projectiles are fired at equal speeds but different angles. One is fired at angle of 60 degrees and the other at 30 degrees. The projectile to hit the ground first will be the one fired at (neglect air resistance) ____.
60 degrees
30 degrees
both hit at the same time
120sSTEM_GP12G-IIb16 - Q10
The force exerted on the mass of a body by a gravitational field is also known as ____________.
Weight
Friction
Free-body diagram
Force
120sSTEM_GP12G-IIb16