Daily Practice · GCSE Science
January 1977 5-a-day
Every sheet in January 1977
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st January 1977Name the group of organisms that break down dead plant and animal matter, returning mineral ions to the soil.
- 2nd January 1977State one benefit of recycling metal rather than extracting new metal from its ore.
- 3rd January 1977Name the three types of strong chemical bonding.
- 4th January 1977Calculate the concentration in moles per cubic decimetre of a solution containing 0.5 mol in 250 cubic centimetres.
- 5th January 1977State the energy transfer that occurs during an endothermic reaction.
- 6th January 1977Hexadecane (C16H34) is cracked to produce dodecane (C12H26) and one other product. Calculate the molecular formula of the other product.
- 7th January 1977A sample produces only one spot when run in three different solvents. What does this suggest about the sample?
- 8th January 1977Why should a line of best fit be drawn rather than joining the plotted points?
- 9th January 1977In a parallel circuit, how do the branch currents relate to the total current?
- 10th January 1977State the approximate radius of an atom.
- 11th January 1977A resultant force of 60 N acts on a wheelbarrow of mass 15 kg. Calculate its acceleration.
- 12th January 1977State the difference between a permanent magnet and an induced magnet.
- 13th January 1977State whether a galaxy moving towards Earth would show a red-shift or a blue-shift in its light.
- 14th January 1977Give one adaptation of a root hair cell for absorbing mineral ions.
- 15th January 1977State one way that pathogens can be spread from person to person.
- 16th January 1977State two things excess glucose can be converted into for storage in the human body.
- 17th January 1977Define homozygous.
- 18th January 1977Why is a polystyrene cup with a lid used in energy-change experiments?
- 19th January 1977Write the electronic structure of a magnesium atom (12 electrons).
- 20th January 1977A student measures the mass of a beaker of hydrochloric acid and marble chips as they react and finds it falls. Explain why.
- 21st January 1977Molten zinc chloride, ZnCl2, is electrolysed using inert electrodes. Write the half equation for the reaction at (a) the cathode, and (b) the anode.
- 22nd January 1977A tangent drawn to a volume-time graph at 15 seconds passes through the points (5 s, 6 cm3) and (25 s, 66 cm3). Calculate the rate of reaction at 15 seconds.
- 23rd January 1977Name the gas that relights a glowing splint.
- 24th January 1977Name two gases that dissolve in atmospheric water droplets to cause acid rain.
- 25th January 1977Define power and give its unit.
- 26th January 1977Convert a density of 2.7 grams per cubic centimetre into kilograms per cubic metre.
- 27th January 1977State whether friction is a contact force or a non-contact force.
- 28th January 1977State the difference between a transverse wave and a longitudinal wave.
- 29th January 1977Name the force that keeps the planets in orbit around the Sun.
- 30th January 1977Give one advantage of a light microscope over an electron microscope.
- 31st January 1977Name the blood vessel that carries deoxygenated blood from the heart to the lungs.