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- 1. Multiple ChoiceA source of chemical potential energybananacloudriverdiamond
- 2. Multiple ChoiceIn a geothermal power station the source of energy isgravitational potentialchemical potentialheatwind
- 3. Multiple ChoiceWhat is the formula for speed?v=d/tv=dtv=at2d=ab
- 4. Multiple ChoiceThe correct symbol for the unit of powerWkgJP
- 5. Multiple ChoiceHow many seconds in one year?365x24x3600365x84600365x24x60365.25
- 6. Multiple ChoiceBulbs are brightest when connected inseriesparallelwaterseries and parallel
- 7. Multiple ChoiceIn a series circuitif one lamp blows all the others will stopthere are different currents in each bulbyou need more than one switch to control each bulbthe bulbs glow at maximum brightness
- 8. Multiple ChoiceIn a hydro power station the source of energy iskineticgravitational potentialchemical potentialnuclear potential
- 9. Multiple ChoiceFor an object to stay in motiona net force is neededno force is neededa push force is neededgravity is needed
- 10. Multiple ChoiceA curve on a distance - time graph meansaccelerationsteady speedstoppedeither acceleration or deceleration
- 11. Multiple ChoiceIf object A exerts a force on object B, thenobject B exerts an equal and opposite force on object Aobject B will accelerateobject A will breakobject B will push object A
- 12. Multiple ChoiceOne person riding a bike up a hill will acceleratemore slowly if more mass is added to the bikemore slowly if extra grease is added to the chainback down when air friction increasesfaster if he gains weight
- 13. Multiple ChoiceWhich list only contains substances that can be magnetised?cobalt, iron, nickel, glasscobalt, iron, nickel, steelcobalt, iron, nickel, aluminiumcobalt, iron, steel, diamond
- 14. Multiple ChoiceWhen a student traveled to the moon he noticedhis weight became lowerhe lost masshis weight increasedhis mass increased
- 15. Multiple ChoiceA student measured his mass to be 92 kg. His weight on Earth can be calculated usingmx10mx1.6m/gF=g/m
- 16. Multiple ChoiceThe image formed in a concave mirroris inverted, diminished and real when viewed from far awayis always invertedis always realis always virtual
- 17. Multiple ChoiceThe image formed inside a pinhole camerais real, inverted and diminishedis virtual, inverted and diminishedis very brightis only black and white
- 18. Multiple ChoiceA light year ishow far light travels in one yearhow long it takes light to travel from the sun to the eartha measure of timea measure of speed
- 19. Multiple ChoiceWhen an object increases speedair resistance increasesnet force must increasethe force must be balancedacceleration must increase
- 20. Multiple ChoiceWhen a student throws a cricket ball 2 metres upwards the acceleration acting on the ballremains constantincreases when the ball returns downdecreases as the ball rises upbecomes zero at the top of the flight
- 21. Multiple ChoiceWhen a student drops a cricket ball from the top of a very high bridgethe ball will keep accelerating all the way downit will reach terminal velocityit will reach terminal accelerationit will catch fire due to air resistance
- 22. Multiple ChoiceThe definition of voltage isenergy per unit chargework done per unit timerate of energy usedrate of charge per unit
- 23. Multiple ChoiceResistance is defined by considering voltage and current asthe ratio V/Ithe product VIthe equation V2Iequal and opposite
- 24. Multiple ChoiceΩ stands forthe unit of resistance symbolthe unit of currentthe symbol for resistancethe symbol for radiation
- 25. Multiple Choice
The car in this case willstay at resteither keep a steady speed or stay at restkeep a steady speedaccelerate forwards - Answer choicesTagsAnswer choicesTags