Have an account?
Skip to Content
Build your own quiz
Suggestions for you
21 questions
Show Answers
See Preview
- 1. Multiple Choice
A textbook is dropped from a second floor window and falls to the ground. What happens to the velocity as the book falls to the ground
the velocity increases
the velocity decreases
the velocity remain constant
- 2. Multiple Choice
A baseball is thrown up into the air. What happens to the velocity as the ball rises in the air?
the velocity increases
the velocity decreases
the velocity remains constant
- 3. Multiple Choice
The change in velocity in a given time period is?
initial velocity
final velocity
acceleration
displacement
- 4. Multiple Choice
When speed and direction remain the same throughout motion, this is called?
Accelerated motion
Constant motion
Changing motion
Changing velocity
- 5. Multiple Choice
Which would hit the ground first if dropped from the same height in a vacuum—a feather or a metal bolt?
the feather
the metal bolt
They would hit the ground at the same time.
They would be suspended (floating) in a vacuum.
- 6. Multiple Choice
A ball is thrown upwards and caught when it comes back down at the same height. In the absence of air resistance, the speed of the ball when caught would be
less than the speed it had when thrown upwards.
more than the speed it had when thrown upwards.
the same as the speed it had when thrown upwards.
need more information to determine.
- 7. Multiple Choice
An helicopter acceleration down a runway at 3.20m/s until is finally lifts off the ground. Determine the distance traveled before takeoff.
1721.34m
156.98m
1987.09m
1235.01m
- 8. Multiple Choice
Kevin drops a pile of shingles from the top of the roof located 8.52m above the ground . Determine the time for the shingles to hit the ground ?
33.8s
65.9s
1.32s
4.98s
- 9. Multiple Choice
Is Horizontal motion only on the x-axis
False
True
- 10. Multiple Choice
In Newtonian physics, ________________ is any motion of a body where gravity is the only force acting upon it.
kinematics
free fall
mechanics
velocity
- 11. Multiple Choice
The standard acceleration due to gravity (or standard acceleration of free fall),is the nominal gravitational acceleration of an object in a vacuum near the surface of the Earth. It is defined by standard as:
9.8 m/s.
9.8 m.
9.8 m/s2.
9.8 s.
- 12. Multiple Choice
Free fall takes into consideration the frictional force of air resistance.
True
False
- 13. Multiple Choice
If an object is in free fall for three seconds, how fast will it be falling?
9.8 m/s
19.6 m/s
29.4 m/s
39.2 m/s
- 14. Multiple ChoiceA pumpkin is dropped from a 35 m building. What is its initial velocity (vi)?9.8 m/s235 m0 m/s9.8 m/s
- 15. Multiple ChoiceWhat does this graph represent?Constant SpeedAccelerationNot moving
- 16. Multiple ChoiceHow long did it take this object to travel back to its reference/starting point?20 s30 s60 s100 s
- 17. Multiple ChoiceAccording to the graph how far does the person travel in the first 5 seconds?2 m10 m0 m5 m
- 18. Multiple ChoiceThis is a velocity-time graph. What is the object doing in segment B?Positive accelerationNegative accelerationConstant VelocityNot moving
- 19. Multiple ChoiceDo free falling objects move at constant velocity or do they accelerate?Falling objects accelerate at -9.8 m/s2Falling object move at constant velocityFalling objects accelerate at 100 m/s2It depends on the mass: heavy objects accelerate, light objects do not
- 20. Multiple ChoiceDave runs a 400 m race with a speed of 4 m/s. What time will it take him to finish the race?400 minutes100 minutes100 seconds.25 seconds
- 21. Multiple Choice
Which of the dot diagrams best describe the motion of a free-falling object that is dropped from rest?
A
B
C
- Answer choicesTagsAnswer choicesTags