Daily Practice · GCSE Science
January 1982 5-a-day
Every sheet in January 1982
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st January 1982State the reagent added, and the result, that shows a white solid contains sulfate ions.
- 2nd January 1982State the two products of the complete combustion of a hydrocarbon fuel.
- 3rd January 1982State one way to increase the efficiency of a motor.
- 4th January 1982Why is the density of a gas much lower than that of the same substance as a liquid?
- 5th January 1982A gardener pushes a mower with a force of 60 N through a distance of 8.0 m. Calculate the work done. Use W = F x s.
- 6th January 1982Give one everyday example of a transverse wave and one everyday example of a longitudinal wave.
- 7th January 1982State what happens to the orbital speed needed for a stable orbit as the orbital radius increases.
- 8th January 1982Name two structures found in a plant cell but not in an animal cell.
- 9th January 1982Why is the wall of the left ventricle thicker than that of the right ventricle?
- 10th January 1982Name the organelle in a plant cell where photosynthesis takes place.
- 11th January 1982Explain why type 1 diabetes is treated with insulin injections rather than tablets.
- 12th January 1982State one abiotic factor that can affect the population of fish living in a pond.
- 13th January 1982Name one method used to sterilise fresh water during the production of potable water.
- 14th January 1982What type of bonding is present in a compound formed between a metal and a non-metal?
- 15th January 1982Write the word equation for the reaction between zinc and hydrochloric acid.
- 16th January 1982State the two substances that react inside a hydrogen fuel cell.
- 17th January 1982Name the alkene with the molecular formula C4H8.
- 18th January 1982State the approximate percentage of nitrogen in today's atmosphere.
- 19th January 1982A spring is compressed. Which energy store increases?
- 20th January 1982State the potential difference and frequency of the UK mains supply.
- 21st January 1982What did Bohr add to the nuclear model?
- 22nd January 1982A spanner is used to loosen a bolt. Explain why using a longer spanner makes it easier to loosen the bolt.
- 23rd January 1982State two ways of increasing the force produced by a motor effect setup, for a wire of fixed length at a fixed angle to the field.
- 24th January 1982Why must the same volume of solution be used in every tube in an enzyme investigation?
- 25th January 1982Name the organ system responsible for breaking food down into small, soluble molecules.
- 26th January 1982Describe the symptoms of rose black spot and its effect on the plant.
- 27th January 1982Name the hormone released when blood glucose concentration is too high, and state its overall effect.
- 28th January 1982Define mutation.
- 29th January 1982An atom has atomic number 9 and mass number 19. Calculate the number of neutrons.
- 30th January 1982Why did Mendeleev leave gaps in his table?
- 31st January 1982Calculate the mass of 0.25 mol of sodium hydroxide, NaOH. (Na = 23, O = 16, H = 1)