Daily Practice · GCSE Science
October 1958 5-a-day
Every sheet in October 1958
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st October 1958In a series circuit, the current through one lamp is 0.30 A. State the current through a second lamp in the same circuit.
- 2nd October 1958What causes the pressure of a gas on the walls of its container?
- 3rd October 1958State what the gradient of a distance-time graph represents.
- 4th October 1958Explain why ultraviolet, X-rays and gamma rays can be hazardous to human health, but radio waves are not.
- 5th October 1958Explain, in terms of forces, why a satellite in a stable orbit does not fall towards the Earth or fly off into space.
- 6th October 1958Give one advantage of therapeutic cloning over using unrelated embryonic stem cells.
- 7th October 1958Why are xylem cells strengthened with lignin?
- 8th October 1958Why is glucose converted into starch for storage?
- 9th October 1958In pea plants, the allele for tall stems (T) is dominant over the allele for short stems (t). A homozygous tall plant (TT) is crossed with a homozygous short plant (tt). State the genotype and phenotype of all the offspring.
- 10th October 1958State one way in which high biodiversity benefits an ecosystem.
- 11th October 1958Explain how painting an iron gate helps prevent it from rusting.
- 12th October 1958Why can an ionic solid not conduct electricity?
- 13th October 1958Name the salt made from zinc oxide and nitric acid.
- 14th October 1958State what is meant by a catalyst.
- 15th October 1958State what happens to the carbon-to-carbon double bond of an alkene monomer during addition polymerisation.
- 16th October 1958Describe, in terms of wavelength, the difference between the radiation the Earth receives from the Sun and the radiation it re-emits from its surface.
- 17th October 1958Define specific heat capacity.
- 18th October 1958State what happens to the internal energy of a substance as it is heated, in terms of the kinetic and potential energy of its particles.
- 19th October 1958State the number of protons and the number of neutrons in an alpha particle.
- 20th October 1958Name the type of electromagnetic wave used to sterilise medical equipment.
- 21st October 1958A transformer has a primary current of 2.0 A and a primary voltage of 230 V. The secondary voltage is 460 V. Assuming the transformer is 100 percent efficient, calculate the secondary current.
- 22nd October 1958A microscope has a x10 eyepiece lens and a x20 objective lens. Calculate the total magnification.
- 23rd October 1958Why does a food test for sugars need a water bath?
- 24th October 1958Explain what is meant by a double blind trial.
- 25th October 1958Explain why reflex responses are faster than voluntary responses.
- 26th October 1958Define community, in ecological terms.
- 27th October 1958Explain why potable water is not the same as pure water.
- 28th October 1958Explain why sodium chloride conducts electricity when molten but not when solid.
- 29th October 1958Give the formula for atom economy.
- 30th October 1958Explain, in terms of the reaction pathway, why adding a catalyst increases the rate of a reaction without changing the overall energy change of the reaction.
- 31st October 1958Name the two industrial methods of cracking.