Daily Practice · GCSE Science
June 2010 - GCSE Science 5-a-day
Every GCSE Science sheet published in June 2010, with answers. Biology, chemistry and physics recall, definition and calculation, drawn from every strand.
Every sheet in June 2010
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st June 2010Why is graphite soft and slippery?
- 2nd June 2010Explain the difference between a strong acid and a concentrated acid.
- 3rd June 2010A reaction between calcium carbonate and hydrochloric acid produces 72 cm3 of carbon dioxide gas in 30 seconds. Calculate the mean rate of reaction.
- 4th June 2010Name the type of biological molecule formed when amino acid monomers join together by condensation polymerisation.
- 5th June 2010Explain, in terms of gas molecules, why methane and water vapour, as well as carbon dioxide, are described as greenhouse gases.
- 6th June 2010Name four energy stores.
- 7th June 2010A block has a volume of 50 cm^3 and a mass of 135 g. Calculate its density.
- 8th June 2010State one source of natural background radiation and one source of artificial (man-made) background radiation.
- 9th June 2010A 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.
- 10th June 2010Explain why electricity is transmitted through the National Grid at a very high voltage rather than at the voltage used in homes.
- 11th June 2010A cube-shaped model cell has sides of length 3 cm. Calculate the surface area to volume ratio of the cube. Give your answer in the form n : 1.
- 12th June 2010What is an enzyme?
- 13th June 2010Describe phagocytosis.
- 14th June 2010Name the chemical released at a synapse that carries the signal across the gap.
- 15th June 2010Explain why deforestation to create land for cattle grazing can reduce biodiversity.
- 16th June 2010Name the four stages usually considered in a life cycle assessment of a product.
- 17th June 2010A student says that metals conduct electricity because they contain free-moving ions. Explain why this statement is incorrect, and give the correct explanation.
- 18th June 2010Give the formula for percentage yield.
- 19th June 2010A student reacts excess zinc powder with 25 cm3 of copper sulfate solution in a polystyrene cup. The starting temperature is 21.0 degrees C and the maximum temperature reached is 58.5 degrees C. Calculate the temperature change.
- 20th June 2010State two products, other than water, that can be formed during the incomplete combustion of a hydrocarbon.
- 21st June 2010State two advantages of instrumental methods of analysis, such as GC-MS, compared with manual chemical tests.
- 22nd June 2010Distinguish repeatability from reproducibility.
- 23rd June 2010How does the resistance of a thermistor change as it gets hotter?
- 24th June 2010What is an alpha particle made of?
- 25th June 2010Explain why a larger vehicle mass increases braking distance.
- 26th June 2010State the type of force that always acts between an induced magnet and the magnet that induced it.
- 27th June 2010Name the model of the origin of the universe that is supported by red-shift observations.
- 28th June 2010Explain why a plant cell placed in pure water does not burst.
- 29th June 2010Which type of pathogen causes athlete's foot, a fungal skin infection?
- 30th June 2010Define oxygen debt.