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Science
8th
grade
Force - Net Force, Balanced and Unbalanced Forces
26 questions
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- 1. Multiple ChoiceHow will this object move?It won't move.It will move to the right.It will move to the left.It will move up.
- 2. Multiple ChoiceHow will this object move?It won't move.It will move to the right.It will move to the left.It will move in both directions.
- 3. Multiple ChoiceWhat is the net force?30 N left25 N right5 N left55 N right
- 4. Multiple ChoiceWhat is the net force?40 N left0 N Balalnced400 N right40 N right
- 5. Multiple Choice
Calculate the Net Force.
60N, Left
40N, Right
40N, Left
60N, Right
- 6. Multiple ChoiceCalculate the Net Force.40N, Left40N, Right0N, Balanced75N, Right
- 7. Multiple ChoiceYou and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?60 N right10 N left60 n right50 N left
- 8. Multiple ChoiceWhat is the net force?10 N0 N25 N1 N
- 9. Multiple Choice
These forces are...
Balanced
Unbalanced
- 10. Multiple Choice
These forces are...
Balanced
Unbalanced
- 11. Multiple Choice
These forces are...
Balanced
Unbalanced
- 12. Multiple Choice
The net force is...
50 N
0 N
100 N
2500 N
- 13. Multiple Choice
The net force is...
-20 N
0 N
80 N
20 N
- 14. Multiple ChoiceBalanced or unbalanced?balancedunbalanced
- 15. Multiple ChoiceThe sum of all forces acting on an object.Contact ForceBalanced ForceUnbalanced ForceNet Force
- 16. Multiple ChoiceIf an object is not moving the forces acting upon it are _____________unbalancedweakbalancedHulk Smash!
- 17. Multiple Choice
What is true about this image?
It shows unbalance forces.
It shows balanced forces.
The people on the right are winning.
The people on the left are winning.
- 18. Multiple Choice
What is true about this picture?
the forces are balanced
the net force is 10N
The net force is 3 N
The net force is 7N
- 19. Multiple ChoiceA wheeled cart is moving to the right at a constant speed. Two forces of equal magnitude are acting upon the cart. Which of the following best describes the forces and motion of the cart?Balanced Forces, Constant SpeedBalanced Forces, AccelerationUnbalanced Forces, Constant SpeedUnbalanced Forces, Acceleration
- 20. Multiple ChoiceWhat is a PUSH or PULL of an object?MotionForceFrictionGravity
- 21. Multiple Choice
Which of the following statements is true?
Balanced forces cause a change in motion.
Unbalanced forces cause a change in motion.
Forces do not effect the change in motion.
- 22. Multiple Choice
Which of the following objects will experience an unbalanced force?
A bike rider on a smooth and level road, pedaling at a constant rate.
A train pulling on another train, each with the same amount of force.
A chair sitting on the floor with balanced forces acting in opposite directions.
A ball rolling across the floor with friction acting in the opposite direction.
- 23. Multiple ChoiceWhat is the net force?40 N left0 N Balalnced400 N right40 N right
- 24. Multiple ChoiceWhy does a book on a table not move?No forces are acting on the bookGravity is the only force acting on the bookForces of the table pushing up and gravity pulling down are balanced
- 25. Multiple Choice(T or F?) A balanced force is only an object that is not moving.TrueFalse
- 26. Multiple ChoiceAre forces balanced or unbalanced when a car is moving at a constant speed in a straight line?BalancedUnbalanced
- Answer choicesTagsAnswer choicesTags