Daily Practice · GCSE Science
December 1988 5-a-day
Every sheet in December 1988
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st December 1988Explain why the solvent level in the container must be below the pencil baseline.
- 2nd December 1988In the specific heat capacity practical, why is the block insulated?
- 3rd December 1988Describe the current-potential difference graph for a filament lamp.
- 4th December 1988State the difference between irradiation and contamination.
- 5th December 1988Explain why a larger vehicle mass increases braking distance.
- 6th December 1988State the type of force that always acts between an induced magnet and the magnet that induced it.
- 7th December 1988Name the model of the origin of the universe that is supported by red-shift observations.
- 8th December 1988Name the process that moves substances against a concentration gradient.
- 9th December 1988Which type of pathogen causes athlete's foot, a fungal skin infection?
- 10th December 1988Define oxygen debt.
- 11th December 1988Explain one benefit of the Human Genome Project.
- 12th December 1988Why is the burette rinsed with the solution it is going to contain rather than with water?
- 13th December 1988State the relative mass and relative charge of a neutron.
- 14th December 1988Calculate the Mr of Ca(OH)2. (Ca = 40, O = 16, H = 1)
- 15th December 1988Explain why solid sodium chloride does not conduct electricity, but molten sodium chloride does.
- 16th December 1988In the gas-volume required practical measuring how concentration affects rate, state one variable that should be controlled.
- 17th December 1988Which reagent is added, and in what colour change, to test for chlorine gas?
- 18th December 1988Explain how solid carbon particulates released by combustion can cause global dimming.
- 19th December 1988A lamp is supplied with 60 J and transfers 6 J as light. Calculate its efficiency as a percentage.
- 20th December 1988Define specific latent heat of fusion.
- 21st December 1988A box has a driving force of 250 N forward and friction of 180 N backward. Calculate the resultant force, including its direction.
- 22nd December 1988A wave travels from air into glass and slows down. State what happens to its direction, and explain why in terms of wavelength.
- 23rd December 1988State what a nebula is, and explain its role in the life cycle of a star.
- 24th December 1988Give the equation linking magnification, image size and real size.
- 25th December 1988Give one advantage and one disadvantage of a stent.
- 26th December 1988Explain why anaerobic respiration releases much less energy per glucose molecule than aerobic respiration.
- 27th December 1988Name the hormone released by the adrenal glands that prepares the body for fight or flight.
- 28th December 1988State what is meant by the term ecosystem.
- 29th December 1988State what is meant by sustainable development.
- 30th December 1988Describe metallic bonding.
- 31st December 1988State the pH value of a neutral solution.