Daily Practice · GCSE Science
June 2019 - GCSE Science 5-a-day
Every GCSE Science sheet published in June 2019, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in June 2019
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st June 2019Explain why americium-241, an alpha emitter, is suitable for use in a smoke detector.
- 2nd June 2019A radio wave has a wavelength of 3 m. Calculate its frequency, given that all electromagnetic waves travel at 3 x 10^8 m/s in a vacuum.
- 3rd June 2019Explain why electricity is transmitted through the National Grid at a very high voltage rather than at the voltage used in homes.
- 4th June 2019A microscope has a x10 eyepiece lens and a x20 objective lens. Calculate the total magnification.
- 5th June 2019Where is bile made and where is it stored?
- 6th June 2019Why does a vaccinated person not usually become ill when they meet the pathogen?
- 7th June 2019Name the chemical released at a synapse that carries the signal across the gap.
- 8th June 2019Explain why deforestation to create land for cattle grazing can reduce biodiversity.
- 9th June 2019Explain why potable water is not the same as pure water.
- 10th June 2019Explain why sodium chloride conducts electricity when molten but not when solid.
- 11th June 2019Calculate the concentration in moles per cubic decimetre of a solution containing 0.5 mol in 250 cubic centimetres.
- 12th June 2019State the energy transfer that occurs during an endothermic reaction.
- 13th June 2019State two products, other than water, that can be formed during the incomplete combustion of a hydrocarbon.
- 14th June 2019A sample produces only one spot when run in three different solvents. What does this suggest about the sample?
- 15th June 2019Why should a line of best fit be drawn rather than joining the plotted points?
- 16th June 2019In a parallel circuit, how do the branch currents relate to the total current?
- 17th June 2019State the approximate radius of an atom.
- 18th June 2019Explain why a larger vehicle mass increases braking distance.
- 19th June 2019State the type of force that always acts between an induced magnet and the magnet that induced it.
- 20th June 2019Name the model of the origin of the universe that is supported by red-shift observations.
- 21st June 2019Give one adaptation of a root hair cell for absorbing mineral ions.
- 22nd June 2019Explain why a small number of healthy volunteers are given a very low dose of a new drug in the first stage of a clinical trial.
- 23rd June 2019Define oxygen debt.
- 24th June 2019Explain one benefit of the Human Genome Project.
- 25th June 2019Why is a polystyrene cup with a lid used in energy-change experiments?
- 26th June 2019Write the electronic structure of a magnesium atom (12 electrons).
- 27th June 2019A student measures the mass of a beaker of hydrochloric acid and marble chips as they react and finds it falls. Explain why.
- 28th June 2019Explain why solid sodium chloride does not conduct electricity, but molten sodium chloride does.
- 29th June 2019In the gas-volume required practical measuring how concentration affects rate, state one variable that should be controlled.
- 30th June 2019Name the gas that relights a glowing splint.