Daily Practice · GCSE Science
August 1968 5-a-day
Every sheet in August 1968
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st August 1968Why does the national grid transmit electricity at a very high potential difference?
- 2nd August 1968Why is the atomic model a good example of how scientific models change?
- 3rd August 1968State the name of the upward force acting on an object placed in a fluid.
- 4th August 1968A current-carrying wire experiences a force of 1.2 N when placed at right angles to a magnetic field of flux density 0.40 T, carrying a current of 6.0 A. Calculate the length of wire in the field.
- 5th August 1968Define the independent variable.
- 6th August 1968Name the organ system responsible for breaking food down into small, soluble molecules.
- 7th August 1968Name the type of pathogen that causes malaria.
- 8th August 1968State one difference between nervous and hormonal coordination.
- 9th August 1968State what is meant by a selection pressure.
- 10th August 1968An atom has atomic number 9 and mass number 19. Calculate the number of neutrons.
- 11th August 1968Why are the noble gases unreactive?
- 12th August 1968How many atoms are there in 0.5 mol of helium?
- 13th August 1968Give one everyday example of an endothermic process.
- 14th August 1968State Le Chatelier's principle in your own words.
- 15th August 1968Describe the test, and the positive result, for ammonium ions.
- 16th August 1968Convert 3.5 kJ into joules.
- 17th August 1968A current of 2.0 A flows through a resistor for 30 s. Calculate the charge that flows. Use Q = I x t.
- 18th August 1968How is the temperature of a gas related to the motion of its molecules?
- 19th August 1968On a velocity-time graph, what does the area between the line and the time axis represent?
- 20th August 1968State the speed of all electromagnetic waves travelling through a vacuum.
- 21st August 1968State the name of the force that keeps a satellite in orbit around the Earth.
- 22nd August 1968How many pairs of chromosomes are there in a human body cell?
- 23rd August 1968Where are most stomata found on a typical leaf, and why?
- 24th August 1968Name four limiting factors of photosynthesis.
- 25th August 1968A plant grown in the shade is shorter than a genetically identical plant of the same species grown in full sunlight. State whether this difference is genetic variation, environmental variation, or both.
- 26th August 1968State what is meant by the term biodiversity.
- 27th August 1968Give one reason a manufacturer's own life cycle assessment of its product might not be fully objective.
- 28th August 1968Give one use of nanoparticles and one associated risk.
- 29th August 1968Give the ionic equation for neutralisation.
- 30th August 1968State what is shown on a rate graph when the line for the volume of gas produced becomes horizontal (flat).
- 31st August 1968Name the small molecule typically released as a by-product during condensation polymerisation.