Daily Practice · GCSE Science
September 2004 - GCSE Science 5-a-day
Every GCSE Science sheet published in September 2004, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in September 2004
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st September 2004Calculate the Mr of Ca(OH)2. (Ca = 40, O = 16, H = 1)
- 2nd September 2004In the industrial extraction of aluminium, explain why the carbon anodes need to be replaced regularly.
- 3rd September 2004State the condition, in terms of energy, that colliding particles must meet for a reaction to occur.
- 4th September 2004Which reagent is added, and in what colour change, to test for chlorine gas?
- 5th September 2004Explain how solid carbon particulates released by combustion can cause global dimming.
- 6th September 2004A lamp is supplied with 60 J and transfers 6 J as light. Calculate its efficiency as a percentage.
- 7th September 2004Define specific latent heat of fusion.
- 8th September 2004A cyclist rides 300 m north then 300 m back south to the start. State the total distance travelled and total displacement.
- 9th September 2004A wave has a period of 0.005 s. Calculate its frequency.
- 10th September 2004State the difference between a natural satellite and an artificial satellite, and give one example of each.
- 11th September 2004Give the equation linking magnification, image size and real size.
- 12th September 2004Give one advantage and one disadvantage of a stent.
- 13th September 2004A lamp is placed 10 cm from pondweed. Calculate the relative light intensity using relative light intensity = 1 / distance^2.
- 14th September 2004Name the hormone that causes the liver to convert stored glycogen back into glucose.
- 15th September 2004State what is meant by the term ecosystem.
- 16th September 2004Classify crude oil as finite or renewable, and justify your answer.
- 17th September 2004Describe metallic bonding.
- 18th September 2004Calculate the number of moles of sodium hydroxide in 200 cm3 of a 0.500 mol/dm3 solution.
- 19th September 2004State whether breaking a chemical bond requires energy or releases energy.
- 20th September 2004State the type of reaction that occurs when bromine adds across the double bond of an alkene.
- 21st September 2004Give two human activities that increase the amount of greenhouse gases in the atmosphere.
- 22nd September 2004A 5.0 kg object is lifted 3.0 m. Calculate its gain in gravitational potential energy (g = 9.8 N/kg).
- 23rd September 2004Why does the national grid transmit electricity at a very high potential difference?
- 24th September 2004Why is the atomic model a good example of how scientific models change?
- 25th September 2004Explain why a rucksack with wide, padded straps is more comfortable to carry than one with thin straps, for the same load.
- 26th September 2004State the three factors needed for a current-carrying wire to experience a force due to the motor effect.
- 27th September 2004Define the independent variable.
- 28th September 2004State two ways that bile aids the digestion of fats.
- 29th September 2004Name the type of pathogen that causes malaria.
- 30th September 2004A patient's core body temperature has fallen to 35 degrees Celsius. State two physical responses their body makes to raise it back toward normal.