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- 1. Multiple Choice
Which represents the acceleration of the ball?ABCD - 2. Multiple ChoiceTwo objects are attracted to each other with 36 N of gravitational force.
What would the force between them be if the distance between them were doubled?91872144 - 3. Multiple ChoiceTwo objects are attracted to each other with 36 N of gravitational force.
What would the force between them be if the distance between them were divided by 2?91872144 - 4. Multiple Choice
A curved groove is place on the top of a level table as shown in the diagram. A ball is pushed in the groove at P so that it leaves at Q. Which picture shows how the ball will move when it leaves the groove at Q?
- 5. Multiple Choice
At the position shown in the diagram, which arrow indicates the direction the instantaneous (tangential) velocity of the cart?
A
B
C
D
- 6. Multiple ChoiceThe velocity is always _____ to the line of a circle.outwardstowards the centertangentfaster
- 7. Multiple ChoiceWhich statement is true about an object that is traveling in uniform circular motion?The speed of the object varies.The net force on the object is directed toward the center of the circular path.The direction of the object's velocity is constant.The net force on the object is directed away from the center of the circular path.
- 8. Multiple ChoiceCentripetal acceleration always pointsin the direction of the object's motionin the opposite direction of the object's motiontowards the center of the circletowards the outside of the circle
- 9. Multiple ChoiceYou swing a bucket of water attached to a string in a circle above your head. What keeps the water in the bucket?FrictionCentripetal ForceGravityInertia
- 10. Multiple ChoiceWhat is the direction of the acceleration at point B, if the ball is revolving clockwise?uprightdownleft
- Answer choicesTagsAnswer choicesTags