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- 1. Multiple ChoiceRoger Federer’s tennis ball has a mass of 0.3 kg. If he holds the ball above the ground at a height of 2.0 m to serve, what is its gravitational potential energy (GPE)?5.88 J0.6 J6.67 J0.15 J
- 2. Multiple ChoiceYou serve a volleyball with a mass of 2 kg. The ball leaves your hand with a speed of 30 m/s. What is the KE of the ball?900 J1800 J60 J30 J
- 3. Multiple ChoiceWhich of the following has the GREATEST IMPACT on the kinetic energy of an object?MassVelocityHeightThe acceleration due to gravity
- 4. Multiple ChoiceThe acceleration of an object due to gravity on Earth is...8.9 m/s29.8 m/s2It depends on the mass of an objectEqual to its kinetic energy
- 5. Multiple ChoiceA skydiver jumps from a plane and is halfway through her descent. At this point in time she has...Kinetic EnergyGravitational Potential EnergyBoth Kinetic and Gravitational Potential EnergyShe has no energy
- 6. Multiple ChoiceEnergy due to motion is ____________ energy.PotentialEnergyKineticFriction
- 7. Multiple Choice__________ is stored energy.PotentialKineticNone of the aboveAll of the above
- 8. Multiple ChoiceGravitational potential energy depends on the ________ and ________ of the object.Height and massFriction and movementMass and MovementHeight and Friction
- 9. Multiple ChoiceThe faster an object moves, the ________ kinetic energy it has.morelessnone of the aboveall of the above
- 10. Multiple Choice
At which point is potential energy greatest?WXYZ - 11. Multiple ChoiceAt which point is kinetic energy greatest?WXYZ
- 12. Multiple ChoiceIn order to INCREASE the potential energy of an object, you need to:put the object lower to the groundraise the object higher
- 13. Multiple ChoiceEnergy is measured using which unit?GramsMetersWattsJoules
- 14. Multiple Choice____________ is the ability to cause change.EnergyForceFrictionMotion
- 15. Multiple ChoiceWhen a pendulum swings, at which point is kinetic energy highest:1234
- 16. Multiple ChoiceWhen a pendulum swings, at which point is potential energy at its greatest1234
- 17. Multiple ChoiceEnergy is the ability to do _____________ or cause change.workrestexperimentsscience
- 18. Multiple ChoiceThe equation for potential energy.PE = m + hPE = mhPE = mghPE = gh
- 19. Multiple ChoiceThe equation for kinetic energy.KE = mv2KE = 1/2 mv2KE = mvKE = 1/2 mv
- 20. Multiple ChoiceCalculate the potential energy of a 5 kg weight lifted 1.5 meters into the air.750 J7.5 J75 J3.3 J
- 21. Multiple ChoiceWhat is the kinetic energy of a 1 kg pie being thrown at 4 m/s?8 J4 J5 J16 J
- 22. Multiple Choice
What kind of energy is in a stretched rubber band?
Elastic Potential
Kinetic
Gravitational Potential
- 23. Multiple ChoiceEnergy can not be created or destroyed, only converted from one form to another.truefalse
- 24. Multiple Choice
At which position does the child on the swing have the most gravitational potential energy?
W
X
Y
Z
- 25. Multiple ChoiceWhich type of energy increases when you compress a spring?elastic potential energykinetic energyradiant energysound energy
- 26. Multiple ChoiceThe mass of an object ___________ as it moves away from the center of Earthstays the samedecreasesincreasesdoubles
- 27. Multiple ChoiceThe weight of an object _________ as it moves away from the center of Earth.increasesstays the sametriplesdecreases
- 28. Multiple ChoiceA measure of how much matter an object has is--weightgravitymassvolume
- 29. Multiple ChoiceWhy would you weigh less on the moon compared to Earth?less airless sunlightmore gravitational pullless gravitational pull
- 30. Multiple Choice
If the temperature change in an aluminum cylinder is 2oC, when a bottle falls 1 m., what would be the temperature if it fell 3 times higher?
it would be the same
6oC
9oC
30oC
- 31. Multiple Choice
If the temperature change in an aluminum cylinder is 2oC when it is used to stopped a spinning wheel, what would be the change in temperature if the wheel were spinning twice as fast?
it would be the same
4oC
8oC
16oC
- Answer choicesTagsAnswer choicesTags