Daily Practice · GCSE Science
January 2022 - GCSE Science 5-a-day
Every GCSE Science sheet published in January 2022, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in January 2022
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st January 2022Explain why aluminium cannot be extracted from aluminium oxide by heating with carbon.
- 2nd January 2022State whether breaking a chemical bond requires energy or releases energy.
- 3rd January 2022Name the catalyst used when an alkene reacts with hydrogen to form an alkane.
- 4th January 2022Name three greenhouse gases.
- 5th January 2022A kettle transfers 360000 J of energy in 150 s. Calculate its power in watts.
- 6th January 2022Why does the national grid transmit electricity at a very high potential difference?
- 7th January 2022Why is the atomic model a good example of how scientific models change?
- 8th January 2022A force of 40 N is applied 0.25 m from a pivot. Calculate the moment.
- 9th January 2022A rectangular coil carrying a current is placed in a magnetic field, with its two long sides parallel to each other. Explain why the coil rotates rather than moving in a straight line.
- 10th January 2022Define the independent variable.
- 11th January 2022Name the plant tissue that transports water and dissolved minerals from the roots to the leaves.
- 12th January 2022Name the type of pathogen that causes malaria.
- 13th January 2022Define homeostasis.
- 14th January 2022Give one example of variation that is caused purely by the environment rather than by genes.
- 15th January 2022Explain, in terms of electrons, why reactivity decreases going down Group 7.
- 16th January 2022Why are the noble gases unreactive?
- 17th January 2022How many atoms are there in 0.5 mol of helium?
- 18th January 2022Explain, in terms of bonds, why breaking bonds is an endothermic process.
- 19th January 2022In the Haber process, state the effect of removing some ammonia from the equilibrium mixture as it forms on the position of equilibrium.
- 20th January 2022Describe the test, and the positive result, for ammonium ions.
- 21st January 2022Convert 3.5 kJ into joules.
- 22nd January 2022In a series circuit, the current through one lamp is 0.30 A. State the current through a second lamp in the same circuit.
- 23rd January 2022How is the temperature of a gas related to the motion of its molecules?
- 24th January 2022A runner completes a 400 m race in 52 s. Calculate her average speed, giving your answer to 3 significant figures.
- 25th January 2022Name the type of electromagnetic wave used by a television remote control.
- 26th January 2022Explain why a satellite moving in a stable circular orbit has a changing velocity even though its speed stays constant.
- 27th January 2022How many pairs of chromosomes are there in a human body cell?
- 28th January 2022Where are most stomata found on a typical leaf, and why?
- 29th January 2022Name four limiting factors of photosynthesis.
- 30th January 2022Explain, using the idea of natural selection, why a population of insects can become resistant to a pesticide over time.
- 31st January 2022State what is meant by the term biodiversity.