Daily Practice · GCSE Science
December 2019 - GCSE Science 5-a-day
Every GCSE Science sheet published in December 2019, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in December 2019
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st December 2019State what red-shift shows about the motion of most distant galaxies.
- 2nd December 2019Explain why a plant cell placed in pure water does not burst.
- 3rd December 2019Which type of pathogen causes athlete's foot, a fungal skin infection?
- 4th December 2019State the word equation for aerobic respiration.
- 5th December 2019State one ethical concern raised by embryo screening.
- 6th December 2019In the rate experiment where a cross disappears, why is the result subjective?
- 7th December 2019An atom has an atomic number of 17 and a mass number of 37. How many neutrons does it have?
- 8th December 2019Calculate the number of moles in 20 g of calcium carbonate. (Mr = 100)
- 9th December 2019State the name given to the negative electrode in electrolysis.
- 10th December 2019Explain why using a light sensor and data logger is more reliable than timing by eye in the disappearing cross practical.
- 11th December 2019A solid gives a lilac flame test. Name the metal ion present.
- 12th December 2019Name the two additional products that can form during the incomplete combustion of a hydrocarbon fuel.
- 13th December 2019Give the equation for efficiency in terms of energy.
- 14th December 2019Calculate the mass of 0.5 cubic metres of a material of density 2400 kilograms per cubic metre.
- 15th December 2019A box has a driving force of 250 N forward and friction of 180 N backward. Calculate the resultant force, including its direction.
- 16th December 2019Explain, in terms of particle motion, why a wave can transfer energy without transferring matter.
- 17th December 2019Name the region of the Solar System where most asteroids are found.
- 18th December 2019State the function of the mitochondria.
- 19th December 2019Which component of blood transports carbon dioxide, urea and hormones?
- 20th December 2019Explain why anaerobic respiration releases much less energy per glucose molecule than aerobic respiration.
- 21st December 2019A person's blood glucose concentration is 4.8 mmol/dm^3 before breakfast and 7.2 mmol/dm^3 after breakfast. Calculate the increase in blood glucose concentration.
- 22nd December 2019A 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.
- 23rd December 2019State what is meant by sustainable development.
- 24th December 2019Why can metals conduct electricity when solid?
- 25th December 2019State the pH value of a neutral solution.
- 26th December 2019State whether forming a new chemical bond requires energy or releases energy.
- 27th December 2019Propene (C3H6) reacts with steam in the presence of a catalyst. Name the catalyst, and name the type of compound formed.
- 28th December 2019Explain, in terms of infrared radiation, how greenhouse gases keep the Earth warm.
- 29th December 2019A motor is supplied with 800 J of energy and wastes 240 J as heat. Calculate its efficiency as a percentage.
- 30th December 2019What is the difference between alternating and direct current?
- 31st December 2019What observation showed that the atom is mostly empty space?