Mock test. 1 hour and 45 minutes. 95 marks available.
Each time the test is taken it will present different questions.
GCSE OCR Combined Science B Papers 3 and 7
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#1. Which of the following is the equation for change in gravitational potential energy?
#2. What is induced magnetism?
#3. Which is the correct definition for renewable energy resources?
#4. What is Newton’s Third Law of Motion?
#5. What is the function of a resistor?
#6. Is solar power renewable?
#7. How can you reduce the effect of friction in the chain on a bicycle?
#8. A train is travelling at 45 miles per hour. The driver puts on the brakes in order to stop at the station. Where is the kinetic energy of the train being transferred to?
#9. Are voltmeters connected in parallel or series?
#10. No refraction takes place if a wave is travelling along which line?
#11. What is the function of an LED?
#12. Which descriptions are correct?
Select all that apply:
#13. Which process transfers heat through vibrations between particles?
#14. Is natural gas a fossil fuel?
#15. A current carrying conductor placed near a magnet experiences a force. The magnet also experiences a force, which is the best description of this force?
#16. Which process fits the description? The warmer parts of a fluid rise and set up a current.
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#17. What do we call energy that is stored inside atoms?
#18. In longitudinal waves are the vibrations parallel or at right angles to the direction of wave travel?
#19. Which of the following is the correct equation for momentum?
#20. Magnets have north and south poles – if two north poles are put close together what will happen?
#21. Are ammeters connected in series or in parallel?
#22. Cobalt is a magnetic material – true or false?
#23. Which of these is an example of transverse waves?
#24. Which of the following is an advantage of using nuclear fission power plants?
#25. What do we call the energy transferred by a force?
#26. What devices are used to determine the shape of a magnetic field?
#27. Using the equation ρ = m/V, calculate the density of a gold bar that has a mass of 25kg and a volume of 0.0013m³. Answer to 1 decimal place and give your answer in kg/m³. ? The units for density are kg/m³, do not include them in your answer
#28. Switches are both a functional and a safety component of a circuit. Complete the sentence: When switches are closed, no …….. flows around a circuit.
#29. Calculate the overall distance travelled by the object in the graph.
#30. What is an isotope?
#31. What is this component?
#32. What is this Sankey Diagram showing?
#33. What are the units we use for measuring energy?
#34. 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
#35. Is natural gas renewable?
#36. Is this a parallel or series circuit?
#37. What is this component?
#38. Wave speed is linked to wave frequency and wavelength by which equation?
#39. What is an ion?
#40. What is an alpha particle?
#41. Magnets have north and south poles – if two south poles are put close together what will happen?
#42. What is this component?
#43. What does F represent in the equation for work done?
#44. Using the equation F = MA – calculate the force of a ball with a mass of 15kg that is accelerated at 2m/s²?
#45. Is momentum a vector or a scalar?
#46. What is this component?
#47. Which of the following is a disadvantage of fossil fuels?
#48. Is hydroelectric renewable?
#49. How can we upgrade our windows to reduce heat loss?
#50. Are biofuels renewable?
#51. A bar magnet is a permanent magnet – what does that mean?
#52. 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
#53. 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
#54. Which process transfers heat using electromagnetic waves?
#55. Electrons are negatively charged, so they move to which terminal of a battery or cell?
#56. Why is geothermal energy not used more often around the world?
#57. What is the longest wavelength of visible light
#58. What is the function of a variable resistor?
#59. 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:
#60. What is this component?
#61. True or False – Magnetic field lines are used to show how a single north pole would move from north to south?
#62. Conventional current goes from:
#63. Which of the following are problems with using biofuels as a replacement for oil?
Select all that apply:
#64. What is period?
#65. Why is the total energy transferred to a kettle’s heating element, more than the total energy of the boiled water inside the kettle?
If you could accurately measure the movement of energy, you would always find that all of the energy is transferred. Energy cannot be created or destroyed, this is known as the Law of Conservation of Energy.
#66. True or False – Vector quantities only have magnitude?
#67. Which of the following can be used to measure reaction times?
Select all that apply:
#68. Is time a vector or a scalar?
#69. What is the source of energy for the sun?
#70. What wavelength of the electromagnetic spectrum is useful for cooking?
#71. Which of the following is the source of coal?
#72. In transverse waves are the vibrations parallel or at right angles to the direction of wave travel?
#73. When a light wave enters glass or water from the air, does it refract towards or away from the normal line?
#74. Is nuclear fission a fossil fuel?
#75. Steel is a magnetic material – true or false?
#76. An object with a mass of 5kg is 100m above the ground and has 35 J of gravitational potential energy. What will happen to the gravitational potential energy if the mass was increased to 10kg?
#77. If an object is moving in a circular path – what is happening to its velocity?
#78. Magnets can attract magnetic materials – true or false?
#79. Complete the equation for power. Power (W) = work done (J) / ……..
#80. Is displacement a vector or a scalar?
#81. Which of the following is a disadvantage of wind energy generation?
#82. Are most light waves visible to the human eye?
#83. Fill in the blank: A current flowing through a wire causes a ………. field.
#84. Is oil a fossil fuel?
#85. Which of the following are ways that a magnetic field of an electromagnet can be made stronger?
Select all that apply:
#86. True or false – microwave radiation at certain frequencies could cause the internal heating of cells in our bodies?
#87. What is the force acting on a conductor carrying current at right angles to a magnetic field when: magnetic flux density = 0.005 T , current = 3 A and length of wire = 150m?
#88. Which form of radiation is most ionising?
#89. What do we call the boundary between two different mediums?
#90. When a substance changes from a solid to a liquid, what happens to the mass?
Stays the same because there has been no change in the number of particles. We say that the mass has been conserved.
#91. Which component is described: A glass tube with a thin wire inside that melts if too much current passes through it, breaking the circuit.
#92. What is the shortest wavelength of visible light
#93. True or false – electromagnetic waves cannot travel through water?
