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Daily Practice · GCSE Science

July 1984 5-a-day

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July 1984

31 sheets · 155 questions · GCSE

July 1984 compilationAll answers

Every sheet in July 1984

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

  1. 1st July 1984Name the gland often called the body's master gland.
  2. 2nd July 1984Explain why a pyramid of biomass is never wider at the top than at the bottom.
  3. 3rd July 1984Classify crude oil as finite or renewable, and justify your answer.
  4. 4th July 1984Define a covalent bond.
  5. 5th July 1984Calculate the number of moles of sodium hydroxide in 200 cm3 of a 0.500 mol/dm3 solution.
  6. 6th July 1984State the difference between a rechargeable cell and a non-rechargeable cell.
  7. 7th July 1984State the number of covalent bonds a carbon atom forms in a saturated hydrocarbon.
  8. 8th July 1984Give two human activities that increase the amount of greenhouse gases in the atmosphere.
  9. 9th July 1984A 5.0 kg object is lifted 3.0 m. Calculate its gain in gravitational potential energy (g = 9.8 N/kg).
  10. 10th July 1984Calculate the current drawn by a 1150 W kettle on a 230 V supply.
  11. 11th July 1984State the approximate radius of a nucleus compared with the radius of an atom.
  12. 12th July 1984State the equation that links pressure, force and area.
  13. 13th July 1984In a simple d.c. electric motor, state the name and function of the component that reverses the current in the coil every half turn.
  14. 14th July 1984State the difference between resolution and accuracy.
  15. 15th July 1984State two ways that bile aids the digestion of fats.
  16. 16th July 1984How do bacteria make a person feel ill?
  17. 17th July 1984Name the gland that monitors and controls blood glucose concentration.
  18. 18th July 1984Explain why genetic engineering can introduce a new characteristic in a single generation, while selective breeding cannot.
  19. 19th July 1984State the relative charge of a neutron.
  20. 20th July 1984On what property are elements ordered in the modern periodic table?
  21. 21st July 1984In the equation 2H2 + O2 gives 2H2O, how many moles of water are formed from 3 mol of hydrogen?
  22. 22nd July 1984A reaction profile shows the reactants at 150 kJ and the peak (activation energy point) at 195 kJ. Calculate the activation energy.
  23. 23rd July 1984State the two named reactants used in the Haber process.
  24. 24th July 1984Why must dilute nitric acid be added before silver nitrate solution when testing for a halide ion?
  25. 25th July 1984State the equation for work done.
  26. 26th July 1984A 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.
  27. 27th July 1984State the relationship between pressure and volume for a fixed mass of gas at constant temperature.
  28. 28th July 1984A ball decelerates uniformly from 18 m/s to 0 m/s over a distance of 2.7 m while being caught. Using (final velocity)^2 = (initial velocity)^2 + 2 x acceleration x distance, calculate its deceleration.
  29. 29th July 1984An X-ray has a wavelength of 1 x 10^-10 m. Calculate its frequency (speed of light = 3 x 10^8 m/s).
  30. 30th July 1984A satellite in a stable, small-radius, close orbit around the Earth is compared with a satellite in a stable, large-radius, distant orbit. State which of the two satellites has the greater orbital speed.
  31. 31st July 1984Where in a plant are stem cells found?