Daily Practice · GCSE Science
December 2000 - GCSE Science 5-a-day
Every GCSE Science sheet published in December 2000, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in December 2000
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st December 2000State the name of the upward force acting on an object placed in a fluid.
- 2nd December 2000A current-carrying wire experiences a force of 1.2 N when placed at right angles to a magnetic field of flux density 0.40 T, carrying a current of 6.0 A. Calculate the length of wire in the field.
- 3rd December 2000Why must the same volume of solution be used in every tube in an enzyme investigation?
- 4th December 2000Name the organ system responsible for breaking food down into small, soluble molecules.
- 5th December 2000Describe the symptoms of rose black spot and its effect on the plant.
- 6th December 2000State one difference between nervous and hormonal coordination.
- 7th December 2000State what is meant by a selection pressure.
- 8th December 2000An atom has atomic number 9 and mass number 19. Calculate the number of neutrons.
- 9th December 2000Why did Mendeleev leave gaps in his table?
- 10th December 2000Calculate the mass of 0.25 mol of sodium hydroxide, NaOH. (Na = 23, O = 16, H = 1)
- 11th December 2000Give one everyday example of an endothermic process.
- 12th December 2000State Le Chatelier's principle in your own words.
- 13th December 2000State the flame test colour for sodium ions.
- 14th December 2000Calculate the gravitational potential energy gained by a 60 kg person climbing 5 m. (g = 9.8 N/kg)
- 15th December 2000A current of 2.0 A flows through a resistor for 30 s. Calculate the charge that flows. Use Q = I x t.
- 16th December 2000A gas at 200 kPa occupies 3.0 cubic metres. It is compressed to 1.5 cubic metres at constant temperature. Calculate the new pressure.
- 17th December 2000On a velocity-time graph, what does the area between the line and the time axis represent?
- 18th December 2000State the speed of all electromagnetic waves travelling through a vacuum.
- 19th December 2000State the name of the force that keeps a satellite in orbit around the Earth.
- 20th December 2000State three functions of mitosis.
- 21st December 2000What happens to guard cells when a plant is short of water?
- 22nd December 2000Write the word equation for photosynthesis.
- 23rd December 2000A plant grown in the shade is shorter than a genetically identical plant of the same species grown in full sunlight. State whether this difference is genetic variation, environmental variation, or both.
- 24th December 2000State one method used to try to maintain biodiversity.
- 25th December 2000Explain, using the reactivity series, why attaching blocks of zinc to the hull of a steel ship helps prevent the steel from rusting.
- 26th December 2000Why is graphite soft and slippery?
- 27th December 2000Explain the difference between a strong acid and a concentrated acid.
- 28th December 2000A reaction between calcium carbonate and hydrochloric acid produces 72 cm3 of carbon dioxide gas in 30 seconds. Calculate the mean rate of reaction.
- 29th December 2000Name the small molecule typically released as a by-product during condensation polymerisation.
- 30th December 2000Explain, in terms of gas molecules, why methane and water vapour, as well as carbon dioxide, are described as greenhouse gases.
- 31st December 2000Name four energy stores.