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 6 and 12
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#1. Complete the sentence: different substances may absorb, transmit, refract or reflect electromagnetic waves in ways that vary with …….
#2. What do we call the energy transferred by a force?
#3. Which form of radiation is most ionising?
#4. What wavelength of the electromagnetic spectrum is useful for cooking?
#5. Which of the following equations correctly describes the relationship between force and change in momentum (Newton’s Second Law)
#6. What is frequency?
#7. True or false – electromagnetic waves travel at different speeds in different materials?
#8. Are electromagnetic waves transverse or longitudinal?
#9. In transverse waves are the vibrations parallel or at right angles to the direction of wave travel?
#10. How is fossil fuel usage changing as a percentage of total energy production worldwide?
#11. 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?
#12. Are most light waves visible to the human eye?
#13. What wavelength of the electromagnetic spectrum is useful for communications?
#14. What is the purpose of the live wire in a plug?
#15. What is amplitude?
#16. Is natural gas a fossil fuel?
#17. True or false – x-rays and gamma rays can cause DNA mutations or damage to cells in the body?
#18. Calculate the force when an object changes its momentum by 2550 kg m/s in 5 seconds. Include the units for force in your answer.
#19. Which of the following can affect braking distances? ? 5
Select all that apply:
#20. What is period?
#21. Calculate the forces involved in an accident where a 1650 kg car travelling at 20 m/s hits a wall and the car comes to a stop in 0.05 seconds. Use the following equation: Force = mass x final velocity – mass x initial velocity / t (include units in your answer)
#22. Is hydroelectric renewable?
#23. Which of the following is the correct equation for work done?
#24. Complete the equation for power. Power (W) = work done (J) / ……..
#25. What wavelength of the electromagnetic spectrum is useful for security marking?
#26. Complete the sentence: In the UK the domestic electricity supply has a frequency of … Hz and is about ….. V.
#27. What wavelength of the electromagnetic spectrum have the most energy?
#28. How can electrons change orbits?
#29. How can you reduce the effect of friction in the chain on a bicycle?
#30. Which of the following factors can make reaction times longer?
Select all that apply:
#31. Is wind power renewable?
#32. What is displacement?
#33. Why is geothermal energy not used more often around the world?
#34. In longitudinal waves are the vibrations parallel or at right angles to the direction of wave travel?
#35. Do ultraviolet rays have longer wavelengths than infrared waves?
#36. What is an alpha particle?
#37. Which process transfers heat through vibrations between particles?
#38. Which of the following are problems with using biofuels as a replacement for oil?
Select all that apply:
#39. What is the longest wavelength of visible light
#40. Is tidal power renewable?
#41. Which of these is an example of transverse waves?
#42. Which of the following is a disadvantage of wind energy generation?
#43. Is nuclear fission renewable?
#44. 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?
#45. What is the longest wavelength of electromagnetic radiation
#46. 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.
#47. 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).
#48. Is oil renewable?
#49. What wavelength of the electromagnetic spectrum is useful for photography?
#50. Calculate the mass of a vehicle with a momentum of 42000 kg m/s and a velocity of 25 m/s. Include the units in your answer. ? momentum equation is available in the description below the quiz
#51. Is coal renewable?
#52. 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
#53. Renewable energy resources mostly get their energy from the same source what is this source?
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#54. Calculate the total momentum after two objects collide. Object A has a momentum of 20 kg m/s and Object B has a momentum of -15 kg m/s. Include the units “kg m/s” in your answer.
#55. Which of the following is a disadvantage of nuclear fission?
#56. Which layer of the Earth’s atmosphere absorbs ultraviolet light?
#57. Wave speed is linked to wave frequency and wavelength by which equation?
#58. Which of the following are reasons why hydroelectric dams are problematic?
Select all that apply: