Daily Practice · GCSE Science
July 2019 - GCSE Science 5-a-day
Every GCSE Science sheet published in July 2019, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in July 2019
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st July 2019Name two gases that dissolve in atmospheric water droplets to cause acid rain.
- 2nd July 2019Define power and give its unit.
- 3rd July 2019Convert a density of 2.7 grams per cubic centimetre into kilograms per cubic metre.
- 4th July 2019A cyclist rides 300 m north then 300 m back south to the start. State the total distance travelled and total displacement.
- 5th July 2019A wave travels from air into glass and slows down. State what happens to its direction, and explain why in terms of wavelength.
- 6th July 2019State what a nebula is, and explain its role in the life cycle of a star.
- 7th July 2019Give one advantage of a light microscope over an electron microscope.
- 8th July 2019Name the blood vessel that carries deoxygenated blood from the heart to the lungs.
- 9th July 2019A lamp is placed 10 cm from pondweed. Calculate the relative light intensity using relative light intensity = 1 / distance^2.
- 10th July 2019Name the hormone released by the adrenal glands that prepares the body for fight or flight.
- 11th July 2019Thermus aquaticus is a species of bacterium that lives in hot springs at temperatures that would kill most other organisms. State the name given to an organism that is adapted to survive in such extreme conditions.
- 12th July 2019Classify crude oil as finite or renewable, and justify your answer.
- 13th July 2019Why can an ionic compound conduct electricity when molten or dissolved but not when solid?
- 14th July 2019Calculate the number of moles of sodium hydroxide in 200 cm3 of a 0.500 mol/dm3 solution.
- 15th July 2019State the only substance produced when a hydrogen fuel cell reacts pure hydrogen with pure oxygen.
- 16th July 2019State the general formula of the alkenes.
- 17th July 2019Give two human activities that increase the amount of greenhouse gases in the atmosphere.
- 18th July 2019A 5.0 kg object is lifted 3.0 m. Calculate its gain in gravitational potential energy (g = 9.8 N/kg).
- 19th July 2019Give the colour and function of the earth wire.
- 20th July 2019What observation showed the nucleus is positively charged and very small?
- 21st July 2019A box of weight 120 N has a base area of 0.40 m^2. Calculate the pressure it exerts on the ground.
- 22nd July 2019Explain why a current-carrying wire positioned exactly parallel to a magnetic field experiences no force.
- 23rd July 2019A student measures 24 cubic centimetres of gas in 3 minutes. Calculate the rate.
- 24th July 2019State two ways that bile aids the digestion of fats.
- 25th July 2019Give one way of reducing the spread of malaria.
- 26th July 2019Name the three parts common to every homeostatic control system.
- 27th July 2019State one advantage and one disadvantage of selective breeding in farm animals.
- 28th July 2019State the relative charge of a neutron.
- 29th July 2019Why do elements in the same group have similar chemical properties?
- 30th July 2019Why is the amount of product directly proportional to the amount of limiting reactant?
- 31st July 2019A reaction profile shows the reactants at 150 kJ and the peak (activation energy point) at 195 kJ. Calculate the activation energy.