Mock test. 1 hour and 10 minutes. 60 marks available.
Each time the test is taken it will present different questions.
GCSE OCR Combined Science A Papers 5 and 11
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#1. Calculate the change in height of the tennis ball in the following scenario. A ball weighs 0.15kg – the change in GPE is 100 J – the gravitational field strength is 10N/kg. Answer to 1dp and include units. ? If you do not know the GPE equation, it is listed below the quiz
#2. Kate and Emma both walk up 10 stairs, moving 4.5m higher than before. Emma does this in 2.7 seconds, Kate does this in 3.2 seconds. Which girl has exerted the most power?
#3. What is this component?
#4. What is current measured in?
#5. What do we call the energy transferred by a force?
#6. Is velocity a vector or a scalar?
#7. What is the name of the phase change from liquid to gas?
#8. Which of the following are uses for magnets?
Select all that apply:
#9. A bar magnet is a permanent magnet – what does that mean?
#10. What is happening to the speed of the object in the graph between 0 and 8 seconds?
#11. The force on a conductor carrying current at right angles to a magnetic field is expressed by which of the following equations?
#12. What do we call energy that is stored inside atoms?
#13. Magnets have north and south poles – if two south poles are put close together what will happen?
#14. What do we call energy that is stored in twisted or stretched materials?
#15. Is this statement true or false? As potential difference increases, the current across a component increases?
#16. If a car experiences a resultant force in the forwards direction, what will happen to the motion of the car?
#17. If a car is moving but the forces are balanced – what will happen to the speed of the car?
#18. Acceleration is an increase in the rate of what?
#19. Which greek letter represents density?
#20. An object with a mass of 5kg is raised to 100m above the ground and has 500 J of gravitational potential energy. What will happen to the gravitational potential energy if the mass was increased to 16.3kg? Calculate the change in GPE where the gravitational field strength is 1 N/kg. Include units. ? If you do not know the GPE equation, it is listed below the quiz
#21. Magnets can attract magnetic materials – true or false?
#22. When two magnets are placed alongside each other – what is the best way to describe the shape of the magnetic field they produce?
#23. Conventional current goes from:
#24. Complete the sentence: Newton’s Second Law defines inertial mass. Inertial mass is a measure of how difficult it is to change the …….. of an object.
#25. Vectors have which of the following quantities?
#26. Does a circuit need to be closed for current to flow?
#27. What do we call energy that is stored in hot objects?
#28. What is the function of a switch?
#29. Steel is a magnetic material – true or false?
#30. What is this Sankey Diagram showing?
#31. Which of the following is the correct equation for work done?
#32. Which of the following is the correct equation for density?
#33. What is this component?
#34. Magnesium is a magnetic material – true or false?
#35. In a parallel circuit, is the potential difference across each branch –
#36. A crane raises a concrete bucket 12m into the air. The bucket including the cement weighs 850N. Calculate the work done. Answer to 1d.p and include the units. ? Do not include your workings in your answer
#37. What is the name of the phase change from solid to liquid?
#38. A wire carrying a current experiences a force near a magnetic field. The size of the force is dependant on which three quantities?
Select all that apply:
#39. What is this component?
#40. If a current travelling along a wire changes direction, does the magnetic field also change direction?
#41. What are the units we use for measuring energy?
#42. What do we call energy that is stored in chemicals?
#43. The equation for work done is E = F x d. Calculate the distance moved when a 650 J of work is done to move a 160 N object. Leave your answer to 1 d.p and include the units. ? Do not include your workings in your answer
#44. Why did Ernest Rutherford’s experiments with gold foil demonstrate that most of atoms consists of empty space?
#45. The diagram shows a solenoid. Why is the magnetic field stronger along the centre of the coil than on the outside? ? Select two answers
Select all that apply:
#46. Fill in the blank: A current flowing through a wire causes a ………. field.
#47. What is the acceleration of an object that has an initial velocity of 10m/s and a final velocity of 50m/s. The object took 15s to accelerate to the final velocity.
Use the following equation:
a = (v − u)
t
#48. What is a battery?
#49. Which device can you use to find the direction of a magnetic field?
#50. What is Newton’s Third Law of Motion?
#51. A student sets up a series circuit that has two filament lamps, a power source and a switch after the first lamp. Can the first lamp be turned off whilst keeping the second lamp on?
#52. Which of the following equations is the correct way to make A the subject of the equation F = MA?
Take a look at this video on rearranging equations if you got this one wrong.
#53. Is acceleration a vector or a scalar?
#54. What is the boiling temperature of water?
#55. Find the volume of a silver block that has a mass of 159g and a density of 10.49 g/cm³. Give your answer in cm³ and to 1 decimal place.
#56. An electric motor does 70,000 J of work in 200 s. Calculate the Power of this action. Include the units and answer to 1d.p ? Do not include your workings in your answer
#57. What is the function of a voltmeter?
