Mock test. 1 hour and 45 minutes. 90 marks available.
Each time the test is taken it will present different questions.
GCSE OCR Physics A Papers 2 and 4
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#1. What are fossil fuels?
#2. What wavelength of the electromagnetic spectrum is useful for sterilising food and medical equipment?
#3. Cavity walls are often used to reduce heat loss through walls – why is this effective?
#4. Which is the smallest planet in the Solar System? ? Pluto isn't a planet
Remember, Pluto isn’t a planet anymore! It’s a dwarf planet that sits very far from the sun and is probably among many other similar objects!
#5. Complete the sentence: different substances may absorb, transmit, refract or reflect electromagnetic waves in ways that vary with …….
#6. When moving from air to glass, what will happen to a wave’s speed?
#7. True or false – microwave radiation at certain frequencies could cause the internal heating of cells in our bodies?
#8. Overexposure to ultraviolet light could cause which of the following problems?
#9. Complete the equation for power. Power (W) = work done (J) / ……..
#10. Why is it dangerous to connect a live and earth wire?
#11. Which of the following is a difference between circuit breakers and fuses?
#12. Jack moves a cube weighing 250N. He moves the cube by 2.5m in a straight line. Calculate the work done by Jack. Answers to 1d.p, include the units. ? Do not include your workings in your answer
#13. What is the purpose of the live wire in a plug?
#14. True or false – x-rays and gamma rays can cause DNA mutations or damage to cells in the body?
#15. Complete the sentence: In the UK the domestic electricity supply has a frequency of … Hz and is about ….. V.
#16. What do we use to slow the rate of heat loss out of a house?
#17. 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
#18. Which descriptions are correct?
Select all that apply:
#19. What is an isotope?
#20. Do light waves speed up or slow down then they go from air into water?
#21. What wavelength of the electromagnetic spectrum is useful for photography?
#22. What is an ion?
#23. Calculate the change in momentum of an object that experiences a force of 350 N over 15 s. Include the units “kg m/s” in your answer
#24. Which of the following is the source of coal?
#25. Is nuclear fusion renewable?
#26. What is an alpha particle?
#27. Which of the following is the correct equation for work done?
#28. What is frequency?
#29. Which process transfers heat through vibrations between particles?
#30. Which of the following best describes energy?
#31. Is this statement correct? When measuring momentum, if two objects are travelling in opposite directions, one object will be given a negative momentum (e.g. – 250 kg m/s).
#32. Using the equation: Efficiency = useful energy/total energy, calculate the efficiency in the following scenario. Useful energy = 55 J, Total energy = 100 J. Answer to 2dp.
#33. What do we call the boundary between two different mediums?
#34. True or false – electromagnetic waves cannot travel through water?
#35. What wavelength of the electromagnetic spectrum is useful for cooking?
#36. When a light wave enters glass or water from the air, does it refract towards or away from the normal line?
#37. Which of the following is an advantage of using nuclear fission power plants?
#38. Which of the following is the correct equation for momentum?
#39. Complete the sentence: Reaction time is the time between a ……. being detected and a ……..
#40. Which of the following is the correct order of the planets from the closest to the furthest from the sun?
#41. What is an electrical fault?
#42. What do we call energy that is stored inside atoms?
#43. What is the source of energy for the sun?
#44. Which of the following is a disadvantage of tidal energy generation?
#45. How is renewable energy usage changing as a percentage of total energy production worldwide?
#46. How many planets are there in the Solar System?
#47. Renewable energy resources mostly get their energy from the same source what is this source?
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#48. Complete the sentence. Power is the rate at which…..
#49. Is nuclear fission renewable?
#50. Which of the following is a disadvantage of fossil fuels?
#51. Which component is described: A glass tube with a thin wire inside that melts if too much current passes through it, breaking the circuit.
#52. How is fossil fuel usage changing as a percentage of total energy production worldwide?
#53. Is coal renewable?
#54. What is amplitude?
#55. Which of the following can affect braking distances? ? 5
Select all that apply:
#56. 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
#57. In transverse waves are the vibrations parallel or at right angles to the direction of wave travel?
#58. What do we call energy that is stored in chemicals?
#59. Our eyes can detect certain frequencies of light, what do we call these frequencies?
#60. What does F represent in the equation for work done?
#61. Which of these is an example of transverse waves?
#62. Which is the correct definition for non-renewable energy resources?
#63. Wave speed is linked to wave frequency and wavelength by which equation?
#64. How can electrons change orbits?
#65. What are positrons?
#66. Which layer of the Earth’s atmosphere absorbs ultraviolet light?
#67. What do we call energy that is stored in moving objects?
#68. All objects emit energy in a certain wavelength. What is this wavelength known as?
#69. Which of the following is an advantage of non-renewable energy sources?
#70. What is a beta particle?
#71. Is natural gas a fossil fuel?
#72. Is coal a fossil fuel?
#73. Which of the following equations correctly describes the relationship between force and change in momentum (Newton’s Second Law)
#74. 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?
#75. When objects with motion collide, the total momentum will be the same after the collision as before the collision. There is no change in overall momentum. What do we call this Law of Physics?
#76. 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
#77. Switches are both a functional and a safety component of a circuit. Complete the sentence: When switches are closed, no …….. flows around a circuit.
#78. Which of the following is the source of oil and gas?
#79. 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.
#80. What do we call energy that is stored in twisted or stretched materials?
#81. Which of the following factors can make reaction times longer?
Select all that apply: