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- 1. Multiple Choice
What is a force?combination of all forces acting on an objectis a push or a fullwhen life is stableis an arrow that represents the magnitude and direction of a quantity - 2. Multiple ChoiceThe combination of all forces acting on an object is called __________Parallelogram RuleNet ForceVector QuantityAll the Jedi's using their abilities together
- 3. Multiple ChoiceIf an object in mechanical equilibrium is stable, then it is without __________changes in motionrest or relaxationinconsistencythe force being used by Darth Vadar
- 4. Multiple ChoiceEquilibrium means _________being at resttraveling at light speedbalancepushing or pulling
- 5. Multiple ChoiceA vector means there is __________ and __________speed and velocitytension and weightbalance and tauntnessmagnitude and direction
- 6. Multiple ChoiceIs known as a "stretching force"forcevectorTensionscalar
- 7. Multiple ChoiceWhat does this mean?sum of forces equals zeroeveryone forget physicsBilly and Bob will be falling 140 ft and 110 ft respectfullyBilly and Bob's effective faith in their balance is zero
- 8. Multiple Choiceis a state wherein no physical changes occur; it is a state of steadiness.ForceSupport ForceMechanical EquilibriumSum of forces equals 0
- 9. Multiple ChoiceWhat is the net force on a bathroom scale when a 110 lb person stands on it?110 lb is the supporting force100 N is the supporting force0 lbs, the scale is at rest. The scale reads the support force, not the net force.Fat
- 10. Multiple ChoiceFor an object at rest on a horizontal surface, the __________ must equal the object's weightNet ForceSupport ForceForceEquilibrium
- 11. Multiple ChoiceStatic Equilibrium means ____Objects at restmoving objectsthat which is in outer spaceelectrical balance
- 12. Multiple ChoiceDynamic Equilibrium means ___________Objects at restobjects moving at constant speed in a straight-line pathforce of frictionflying in outer space
- 13. Multiple ChoiceA resultant is __________the sum of two or more vectorsall the addition you didcombination of forces togetherwhat happens when two people get on a scale together
- 14. Multiple ChoiceThe equation is also known as _______Parallelogram RuleNet ForceResultantEquilibrium Rule
- 15. Multiple ChoiceIf the children are each 50 N, what must be the tension of one of the ropes?100N50 N100 lbs50 lbs
- Answer choicesTagsAnswer choicesTags