Daily Practice · GCSE Science
May 1974 5-a-day
Every sheet in May 1974
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st May 1974How does the resistance of a thermistor change as it gets hotter?
- 2nd May 1974What is an alpha particle made of?
- 3rd May 1974A shopping trolley has a mass of 25 kg. Calculate its weight, taking g = 9.8 N/kg.
- 4th May 1974A student wraps a coil of insulated wire around an iron nail and connects it to a battery. Name the device this creates, and state one way to increase its magnetic field strength.
- 5th May 1974Explain why red-shift observations support the idea that the universe is expanding, rather than Earth simply being at the centre of the universe with everything moving away from it.
- 6th May 1974Explain why a plant cell placed in pure water does not burst.
- 7th May 1974State one way that pathogens can be spread from person to person.
- 8th May 1974Explain, in terms of respiration, why a build-up of lactic acid causes muscle fatigue during vigorous exercise.
- 9th May 1974A man has genotype XY. State his sex, and state which sex chromosomes are found in the sperm cells he produces.
- 10th May 1974In the rate experiment where a cross disappears, why is the result subjective?
- 11th May 1974An atom has an atomic number of 17 and a mass number of 37. How many neutrons does it have?
- 12th May 1974Calculate the number of moles in 20 g of calcium carbonate. (Mr = 100)
- 13th May 1974In the industrial extraction of aluminium, explain why the aluminium oxide is dissolved in molten cryolite rather than melted on its own.
- 14th May 1974Explain why increasing the surface area of a solid reactant increases the rate of a reaction.
- 15th May 1974A solid gives a lilac flame test. Name the metal ion present.
- 16th May 1974Name the two additional products that can form during the incomplete combustion of a hydrocarbon fuel.
- 17th May 1974Give the equation for efficiency in terms of energy.
- 18th May 1974Calculate the mass of 0.5 cubic metres of a material of density 2400 kilograms per cubic metre.
- 19th May 1974State whether friction is a contact force or a non-contact force.
- 20th May 1974A wave has a frequency of 50 Hz. Calculate its period.
- 21st May 1974Explain, in terms of forces, why an orbiting satellite does not travel off in a straight line.
- 22nd May 1974State the function of the mitochondria.
- 23rd May 1974Which component of blood transports carbon dioxide, urea and hormones?
- 24th May 1974Complete the word equation for anaerobic respiration in yeast: glucose -> ___ + ___
- 25th May 1974State one risk factor linked to type 2 diabetes.
- 26th May 1974A student places ten 1 m x 1 m quadrats at random across a school field of area 3000 m2 and counts a total of 45 dandelions across all ten quadrats. Estimate the total number of dandelions on the field.
- 27th May 1974Give one reason distillation of seawater requires a large energy input.
- 28th May 1974Why can metals conduct electricity when solid?
- 29th May 1974A student reacts 2.4 g of magnesium with excess dilute hydrochloric acid: Mg + 2HCl -> MgCl2 + H2. Relative atomic mass of Mg = 24. Calculate the number of moles of hydrogen gas produced.
- 30th May 1974State whether forming a new chemical bond requires energy or releases energy.
- 31st May 1974Define the term 'homologous series'.