Daily Practice · GCSE Science
February 2023 - GCSE Science 5-a-day
Every GCSE Science sheet published in February 2023, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in February 2023
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st February 2023A solid gives a lilac flame test. Name the metal ion present.
- 2nd February 2023Name the two additional products that can form during the incomplete combustion of a hydrocarbon fuel.
- 3rd February 2023Give the equation for efficiency in terms of energy.
- 4th February 2023Calculate the mass of 0.5 cubic metres of a material of density 2400 kilograms per cubic metre.
- 5th February 2023Calculate the weight of an object of mass 8.0 kg on Earth, where g = 9.8 N/kg.
- 6th February 2023A wave travels from air into glass and slows down. State what happens to its direction, and explain why in terms of wavelength.
- 7th February 2023State what a nebula is, and explain its role in the life cycle of a star.
- 8th February 2023State the function of the mitochondria.
- 9th February 2023Which component of blood transports carbon dioxide, urea and hormones?
- 10th February 2023Name the gas that is released as a product of photosynthesis.
- 11th February 2023Name the hormone released by the adrenal glands that prepares the body for fight or flight.
- 12th February 2023A 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.
- 13th February 2023Explain why potable water is not required to be chemically pure.
- 14th February 2023Why can metals conduct electricity when solid?
- 15th February 2023State the name given to a reaction in which a substance loses electrons.
- 16th February 2023State whether forming a new chemical bond requires energy or releases energy.
- 17th February 2023State the general formula of the alkenes.
- 18th February 2023Give two processes that removed carbon dioxide from the early atmosphere.
- 19th February 2023Calculate the kinetic energy of a 2.0 kg trolley moving at 4.0 m/s.
- 20th February 2023What is the difference between alternating and direct current?
- 21st February 2023What observation showed that the atom is mostly empty space?
- 22nd February 2023A box of weight 120 N has a base area of 0.40 m^2. Calculate the pressure it exerts on the ground.
- 23rd February 2023Explain why a current-carrying wire positioned exactly parallel to a magnetic field experiences no force.
- 24th February 2023In the microbiology practical, why are agar plates incubated at 25 degrees Celsius in schools rather than at 37 degrees Celsius?
- 25th February 2023Explain why the rate of an enzyme-controlled reaction decreases sharply above the enzyme's optimum temperature.
- 26th February 2023Why can HIV not be treated with antibiotics?
- 27th February 2023Name the three parts common to every homeostatic control system.
- 28th February 2023State one advantage and one disadvantage of selective breeding in farm animals.