Daily Practice · GCSE Science
June 1975 5-a-day
Every sheet in June 1975
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st June 1975Define the term 'wavelength' of a wave.
- 2nd June 1975State the difference between an alternator and a dynamo.
- 3rd June 1975A 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.
- 4th June 1975Where is bile made and where is it stored?
- 5th June 1975Why does a vaccinated person not usually become ill when they meet the pathogen?
- 6th June 1975State the type of effector that produces a physical response by contracting.
- 7th June 1975Give one example of a biotic factor that could affect a population of rabbits.
- 8th June 1975Name the four stages usually considered in a life cycle assessment of a product.
- 9th June 1975A student says that metals conduct electricity because they contain free-moving ions. Explain why this statement is incorrect, and give the correct explanation.
- 10th June 1975Calculate the concentration in moles per cubic decimetre of a solution containing 0.5 mol in 250 cubic centimetres.
- 11th June 1975State the energy transfer that occurs during an endothermic reaction.
- 12th June 1975Balance the equation for the complete combustion of methane: CH4 + O2 -> CO2 + H2O
- 13th June 1975A sample produces only one spot when run in three different solvents. What does this suggest about the sample?
- 14th June 1975Why should a line of best fit be drawn rather than joining the plotted points?
- 15th June 1975In a parallel circuit, how do the branch currents relate to the total current?
- 16th June 1975State the approximate radius of an atom.
- 17th June 1975State two factors that increase a driver's thinking distance.
- 18th June 1975Name a typical material used to make a permanent magnet, and a typical material used to make an induced (temporary) magnet.
- 19th June 1975State, in one sentence, what the Big Bang model proposes about the early universe.
- 20th June 1975Give one adaptation of a root hair cell for absorbing mineral ions.
- 21st June 1975Which type of pathogen causes athlete's foot, a fungal skin infection?
- 22nd June 1975A yeast culture respires without oxygen. Name the two products of this reaction, and name one industrial process that relies on it.
- 23rd June 1975A 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.
- 24th June 1975Why is a polystyrene cup with a lid used in energy-change experiments?
- 25th June 1975Write the electronic structure of a magnesium atom (12 electrons).
- 26th June 1975A student measures the mass of a beaker of hydrochloric acid and marble chips as they react and finds it falls. Explain why.
- 27th June 1975Concentrated sodium chloride solution (brine) is electrolysed using inert electrodes. State the products formed at the cathode and at the anode.
- 28th June 1975Explain why increasing temperature increases the rate of a reaction, referring to both the frequency and the energy of collisions.
- 29th June 1975Name the gas that relights a glowing splint.
- 30th June 1975Name two gases that dissolve in atmospheric water droplets to cause acid rain.