Daily Practice · GCSE Science
December 1976 5-a-day
Every sheet in December 1976
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st December 1976Explain why potassium is more reactive than sodium.
- 2nd December 1976Calculate the number of moles in 88 g of carbon dioxide. (Mr = 44)
- 3rd December 1976State whether the combustion of methane is exothermic or endothermic.
- 4th December 1976State the effect of increasing the temperature on the position of equilibrium of a reaction whose forward reaction is exothermic.
- 5th December 1976A solution gives a cream precipitate when acidified with dilute nitric acid and then treated with silver nitrate solution. Name the halide ion present.
- 6th December 1976A device transfers 4500 J in 90 s. Calculate its power.
- 7th December 1976Two resistors are connected in parallel across a 12 V battery. State the potential difference across each resistor.
- 8th December 1976Why does a bicycle pump get warm when used?
- 9th December 1976A car's velocity increases from 8 m/s to 20 m/s over 4 seconds. Calculate its acceleration.
- 10th December 1976State one medical use of X-rays and one safety precaution taken when X-rays are used in a hospital.
- 11th December 1976State two uses of artificial satellites.
- 12th December 1976What happens to the DNA before mitosis begins?
- 13th December 1976State two conditions that increase the rate of transpiration.
- 14th December 1976A lamp is moved from 15 cm to 30 cm away. What happens to the light intensity?
- 15th December 1976State one difference between selective breeding and genetic engineering.
- 16th December 1976Name the biological process that removes carbon dioxide from the atmosphere and converts it into carbon compounds in a plant.
- 17th December 1976State one environmental benefit of recycling aluminium cans rather than making new aluminium from ore.
- 18th December 1976Explain why graphite conducts electricity but diamond does not.
- 19th December 1976State what is observed when magnesium ribbon is added to copper sulfate solution.
- 20th December 1976State the equation for the mean rate of a reaction in terms of the quantity of reactant used.
- 21st December 1976State the functional group found in all carboxylic acids.
- 22nd December 1976Explain why the natural greenhouse effect is necessary for life on Earth, rather than being a purely harmful process.
- 23rd December 1976Calculate the kinetic energy of a 0.5 kg ball moving at 6 m/s.
- 24th December 1976State the correct SI unit for density.
- 25th December 1976Explain why americium-241, an alpha emitter, is suitable for use in a smoke detector.
- 26th December 1976State the speed at which all electromagnetic waves travel through a vacuum.
- 27th December 1976A transformer has 500 turns on its primary coil and 2500 turns on its secondary coil. State, with a reason, whether this is a step-up or a step-down transformer.
- 28th December 1976Convert 0.02 mm into micrometres (um).
- 29th December 1976Where is bile made and where is it stored?
- 30th December 1976Why does a vaccinated person not usually become ill when they meet the pathogen?
- 31st December 1976Name the two parts of the central nervous system (CNS).