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- 1. Multiple Choice
What does freefall mean in physics?
When an object is under the influence of multiple forces
When an object is under the influence of only gravity
When an object is stationary
When an object is moving upwards
- 2. Multiple Choice
If you throw a baseball straight up, what is its vertical velocity at the highest point?
10 m/s2
10 m/s
0 m/s2
0 m/s
- 3. 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.
- 4. Multiple Choice
6m/s
36m/s
60m/s
12m/s
- 5. Multiple Choice
A ball is thrown upward with an initial speed of 30m/s. At what location will the ball be moving downward with a speed of 20m/s
A
B
E
F
- 6. Multiple Choice
A textbook is dropped from a second floor window and falls to the ground. What direction is the acceleration?
upward
downward
- 7. 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
- 8. Multiple Choice
A textbook is dropped from a second floor window and falls to the ground. What happens to the acceleration as the book falls to the ground
the acceleration increases
the acceleration decreases
the acceleration remains constant
- 9. 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
- 10. Multiple Choice
A baseball is thrown up into the air. What happens to the acceleration as the ball rises in the air?
the acceleration increases
the acceleration decreases
the acceleration remains constant
- 11. Multiple Choice
A baseball is thrown up into the air. What direction is the velocity of the ball?
upward
downward
- 12. Multiple Choice
A baseball is thrown up into the air. What direction is the acceleration of the ball?
upward
downward
- 13. Multiple Choice
A ball is thrown upward with an initial speed of 30m/s. At what location will the ball be moving downward with a speed of -20m/s
At point A velocity is 30 m/s.
A
B
E
F
- 14. Multiple Choice
A ball is thrown upward with an initial speed of 30m/s. At what location will the ball be moving upward with a speed of 20m/s
A
B
E
F
- 15. Multiple Choice
If an object is simply dropped from an elevated position, then the __________ of the object is 0 m/s.
initial velocity
acceleration
displacement
- 16. Multiple Choice
All free falling objects on Earth accelerate downward at a rate of __________.
10 m/s2
-10 m/s
-10 m/s2
10 m/s
- 17. Multiple Choice
When we throw an object up in the air, its velocity at the peak
cannot be calculated.
is -10 m/s
is 0 m/s
is -10m/s2
- 18. Multiple Choice
Objects thrown into the air have a downward acceleration
only in its way upwards.
only in its way downwards.
as soon as they are released.
- 19. Multiple Choice
If a ball is thrown up and lands at the same location, what was its acceleration?
-10 m/s2 on the way up and +10 m/s2 on the way down.
-10 m/s2 the entire time.
+10 m/s2 on the way up and -10 m/s2 on the way down.
- 20. Multiple Choice
If a ball is thrown up at 30 m/s, what is it's acceleration at the top of its path? (Assume no air resistance)
0 m/s2
-10 m/s2
- 21. Multiple Choice
If a ball is thrown up at 30 m/s, what is it's velocity at the top of its path? (Assume no air resistance)
0 m/s
-10 m/s
-30 m/s
- 22. Multiple Choice
-50 m/s
-10 m/s
-30 m/s
-20 m/s
- 23. Multiple Choice
60 m
37.95 m
-180 m
240 m
- Answer choicesTagsAnswer choicesTags