Daily Practice · GCSE Science
April 2017 - GCSE Science 5-a-day
Every GCSE Science sheet published in April 2017, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in April 2017
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st April 2017Which reagent is added, and in what colour change, to test for chlorine gas?
- 2nd April 2017Explain how solid carbon particulates released by combustion can cause global dimming.
- 3rd April 2017A lamp is supplied with 60 J and transfers 6 J as light. Calculate its efficiency as a percentage.
- 4th April 2017Define specific latent heat of fusion.
- 5th April 2017A box has a driving force of 250 N forward and friction of 180 N backward. Calculate the resultant force, including its direction.
- 6th April 2017A wave has a period of 0.005 s. Calculate its frequency.
- 7th April 2017State the difference between a natural satellite and an artificial satellite, and give one example of each.
- 8th April 2017Give the equation linking magnification, image size and real size.
- 9th April 2017Give one advantage and one disadvantage of a stent.
- 10th April 2017Explain why anaerobic respiration releases much less energy per glucose molecule than aerobic respiration.
- 11th April 2017Name the hormone that causes the liver to convert stored glycogen back into glucose.
- 12th April 2017State what is meant by the term ecosystem.
- 13th April 2017State what is meant by sustainable development.
- 14th April 2017Describe metallic bonding.
- 15th April 2017State the pH value of a neutral solution.
- 16th April 2017State whether breaking a chemical bond requires energy or releases energy.
- 17th April 2017State the type of reaction that occurs when bromine adds across the double bond of an alkene.
- 18th April 2017Explain, in terms of infrared radiation, how greenhouse gases keep the Earth warm.
- 19th April 2017A motor is supplied with 800 J of energy and wastes 240 J as heat. Calculate its efficiency as a percentage.
- 20th April 2017Why does the national grid transmit electricity at a very high potential difference?
- 21st April 2017Why is the atomic model a good example of how scientific models change?
- 22nd April 2017Explain why a rucksack with wide, padded straps is more comfortable to carry than one with thin straps, for the same load.
- 23rd April 2017State the three factors needed for a current-carrying wire to experience a force due to the motor effect.
- 24th April 2017Define the independent variable.
- 25th April 2017An amylase reaction is complete after 200 seconds. Calculate the rate of reaction using rate = 1000 / time.
- 26th April 2017Name the type of pathogen that causes malaria.
- 27th April 2017A patient's core body temperature has fallen to 35 degrees Celsius. State two physical responses their body makes to raise it back toward normal.
- 28th April 2017Explain one reason it took many years for Darwin's theory of evolution by natural selection to become widely accepted.
- 29th April 2017An atom has atomic number 11 and mass number 23. State the number of protons.
- 30th April 2017Why are the noble gases unreactive?