Revision Library
/Subjects/Science/Daily Practice
Daily Practice · GCSE Science

April 1959 5-a-day

← Today's GCSE Science sheet

April 1959

30 sheets · 150 questions · GCSE

April 1959 compilationAll answers

Every sheet in April 1959

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

  1. 1st April 1959Radium-226 (atomic number 88) decays by alpha emission. State the atomic number of the nucleus formed.
  2. 2nd April 1959Define the term 'wavelength' of a wave.
  3. 3rd April 1959State the difference between an alternator and a dynamo.
  4. 4th April 1959A cube-shaped model cell has sides of length 3 cm. Calculate the surface area to volume ratio of the cube. Give your answer in the form n : 1.
  5. 5th April 1959Explain what happens to an enzyme above its optimum temperature.
  6. 6th April 1959Name three non-specific defences of the human body.
  7. 7th April 1959State the type of effector that produces a physical response by contracting.
  8. 8th April 1959Give one example of a biotic factor that could affect a population of rabbits.
  9. 9th April 1959Name the four stages usually considered in a life cycle assessment of a product.
  10. 10th April 1959A student says that metals conduct electricity because they contain free-moving ions. Explain why this statement is incorrect, and give the correct explanation.
  11. 11th April 1959Convert a concentration of 0.20 moles per cubic decimetre of NaOH into grams per cubic decimetre. (Mr = 40)
  12. 12th April 1959State the energy transfer that occurs during an exothermic reaction.
  13. 13th April 1959Balance the equation for the complete combustion of methane: CH4 + O2 -> CO2 + H2O
  14. 14th April 1959In a chromatography experiment, a dye spot travels 4.5 cm and the solvent front travels 6.0 cm. Calculate its Rf value.
  15. 15th April 1959Define the resolution of a measuring instrument.
  16. 16th April 1959Two 4 ohm resistors are connected in series. Calculate the total resistance.
  17. 17th April 1959Which type of radiation is stopped by a sheet of paper?
  18. 18th April 1959State two factors that increase a driver's thinking distance.
  19. 19th April 1959Name a typical material used to make a permanent magnet, and a typical material used to make an induced (temporary) magnet.
  20. 20th April 1959State, in one sentence, what the Big Bang model proposes about the early universe.
  21. 21st April 1959Why does active transport require energy?
  22. 22nd April 1959Which type of pathogen causes athlete's foot, a fungal skin infection?
  23. 23rd April 1959A yeast culture respires without oxygen. Name the two products of this reaction, and name one industrial process that relies on it.
  24. 24th April 1959A man who is a known carrier of cystic fibrosis (Ff) has children with a woman who has been confirmed to carry no cystic fibrosis allele at all (FF). Explain why none of their children can have cystic fibrosis.
  25. 25th April 1959Name one way to make a rate of reaction experiment more valid rather than simply more precise.
  26. 26th April 1959Define an isotope.
  27. 27th April 1959A sealed flask containing 12.0 g of reactants is shaken and a reaction occurs. What is the total mass afterwards?
  28. 28th April 1959Concentrated sodium chloride solution (brine) is electrolysed using inert electrodes. State the products formed at the cathode and at the anode.
  29. 29th April 1959Explain why increasing temperature increases the rate of a reaction, referring to both the frequency and the energy of collisions.
  30. 30th April 1959State the difference between a pure substance and a formulation.