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Daily Practice · GCSE Science

October 2008 - GCSE Science 5-a-day

Every GCSE Science sheet published in October 2008, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.

← Today's GCSE Science sheet

October 2008

31 sheets · 155 questions · GCSE

October 2008 compilationAll answers

Every sheet in October 2008

The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.

  1. 1st October 2008Classify crude oil as finite or renewable, and justify your answer.
  2. 2nd October 2008What type of bonding is present in a compound formed between a metal and a non-metal?
  3. 3rd October 2008Calculate the number of moles of sodium hydroxide in 200 cm3 of a 0.500 mol/dm3 solution.
  4. 4th October 2008State the two substances that react inside a hydrogen fuel cell.
  5. 5th October 2008State the general formula of the alkenes.
  6. 6th October 2008Give two human activities that increase the amount of greenhouse gases in the atmosphere.
  7. 7th October 2008A 5.0 kg object is lifted 3.0 m. Calculate its gain in gravitational potential energy (g = 9.8 N/kg).
  8. 8th October 2008State the potential difference and frequency of the UK mains supply.
  9. 9th October 2008What did Bohr add to the nuclear model?
  10. 10th October 2008A box of weight 120 N has a base area of 0.40 m^2. Calculate the pressure it exerts on the ground.
  11. 11th October 2008Explain why a current-carrying wire positioned exactly parallel to a magnetic field experiences no force.
  12. 12th October 2008Why must the same volume of solution be used in every tube in an enzyme investigation?
  13. 13th October 2008State two ways that bile aids the digestion of fats.
  14. 14th October 2008Describe the symptoms of rose black spot and its effect on the plant.
  15. 15th October 2008Name the three parts common to every homeostatic control system.
  16. 16th October 2008State one advantage and one disadvantage of selective breeding in farm animals.
  17. 17th October 2008State the relative charge of a neutron.
  18. 18th October 2008Why did Mendeleev leave gaps in his table?
  19. 19th October 2008Calculate the mass of 0.25 mol of sodium hydroxide, NaOH. (Na = 23, O = 16, H = 1)
  20. 20th October 2008A reaction profile shows the reactants at 150 kJ and the peak (activation energy point) at 195 kJ. Calculate the activation energy.
  21. 21st October 2008In the Haber process, N2(g) + 3H2(g) -> 2NH3(g), state the effect of decreasing the pressure on the position of equilibrium.
  22. 22nd October 2008State the flame test colour for sodium ions.
  23. 23rd October 2008Calculate the gravitational potential energy gained by a 60 kg person climbing 5 m. (g = 9.8 N/kg)
  24. 24th October 2008A component has a current of 5.0 A and a resistance of 8.0 ohm. Calculate the power dissipated using P = I^2 x R.
  25. 25th October 2008A gas at 200 kPa occupies 3.0 cubic metres. It is compressed to 1.5 cubic metres at constant temperature. Calculate the new pressure.
  26. 26th October 2008A train travels at a constant velocity of 40 m/s for 3 minutes. Calculate the distance it travels, in km.
  27. 27th October 2008A microwave oven uses electromagnetic waves with a wavelength of 0.12 m. Calculate the frequency of these waves (speed of light = 3 x 10^8 m/s).
  28. 28th October 2008Put the following in order of increasing distance from the Sun: Mars, Venus, Saturn, Earth.
  29. 29th October 2008State three functions of mitosis.
  30. 30th October 2008What happens to guard cells when a plant is short of water?
  31. 31st October 2008Write the word equation for photosynthesis.