How much force is needed to accelerate a 3kg skateboard at 5m/s2.
8N
1.6N
0.6N
15N
3. Multiple Choice
2 minutes
1 pt
How much force is needed to accelerate a 25kg bowling ball at 2m/s2.
50N
5N
12.5N
100N
4. Multiple Choice
2 minutes
1 pt
If a 2kg bird is pushed by the wind with a force of 2N, how fast does the bird accelerate?
1 m
2 m/s2
4m/s2
1 m/s2
5. Multiple Choice
2 minutes
1 pt
Newton's law of motion describes the relationship of force, mass, and acceleration. Write the equation.
M=F/A
F=MA
A= F/M
All of the above
6. Multiple Choice
2 minutes
1 pt
What is the acceleration of a 50 kg object pushed with a force of 500 newtons?
100 m/s2
25,000 m/s2
10 m/s2
25 m/s2
7. Multiple Choice
2 minutes
1 pt
A 50 kg skater pushed by a friend accelerates 5 m/sec2. How much force did the friend apply?
45 N
15 N
10 N
250 N
8. Multiple Choice
2 minutes
1 pt
A force of 250 N is applied to an object that accelerates at a rate of 5 m/sec2. What is the mass of the object?
100kg
1,250kg
50kg
5kg
9. Multiple Choice
2 minutes
1 pt
The classes are playing tug of war. Barsoum’s room pulls to the left with a force of 45 N. Coach Camacho's room pulls to the right with a force of 50 N. What is the net force? And who won?
5N right. Coach Comacho's Class won.
5N Left. Barson's class won.
95N and Coach Comacho's class won.
95N and Barson's class won.
10. Multiple Choice
2 minutes
1 pt
Is it BALANCED?
Yes
No
11. Multiple Choice
2 minutes
1 pt
What is the unit for FORCE?
N (Newtons)
lbs (pounds)
g (grams)
m/s (meters per second)
12. Multiple Choice
2 minutes
1 pt
Calculate the net force of the object in the image shown.
20N
35N
5N
25N
13. Multiple Choice
2 minutes
1 pt
Is this a balanced or unbalance force?
Balanced
Unbalanced
Neither one
Both
14. Multiple Choice
2 minutes
1 pt
Which direction will the object move?
Up
Down
Right
Left
15. Multiple Choice
2 minutes
1 pt
Calculate the net force of the object.
10N
2N
15N
5N
16. Multiple Choice
2 minutes
1 pt
What is the net force of this object?
0N
50N
25N
5N
17. Multiple Choice
2 minutes
1 pt
Is this a balanced or unbalanced force?
Balanced
Unbalanced
Neither
Both
18. Multiple Choice
2 minutes
1 pt
If a force causes an object to move, it's considered a(n) __________________ force.
Balanced
Unbalanced
Massive
Strong
19. Multiple Choice
2 minutes
1 pt
The forces represented by the arrows in the diagrams are applied to the four objects that are at rest on a table. Which object is most likely to move to the right?