Daily Practice · GCSE Science
December 1993 - GCSE Science 5-a-day
Every sheet in December 1993
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st December 1993State the difference between a natural satellite and an artificial satellite, and give one example of each.
- 2nd December 1993Why is a stain such as iodine used when preparing a slide?
- 3rd December 1993Give two adaptations of a red blood cell.
- 4th December 1993A lamp is placed 10 cm from pondweed. Calculate the relative light intensity using relative light intensity = 1 / distance^2.
- 5th December 1993Name the hormone that causes the liver to convert stored glycogen back into glucose.
- 6th December 1993Explain why a pyramid of biomass is never wider at the top than at the bottom.
- 7th December 1993Classify crude oil as finite or renewable, and justify your answer.
- 8th December 1993Define a covalent bond.
- 9th December 1993Calculate the number of moles of sodium hydroxide in 200 cm3 of a 0.500 mol/dm3 solution.
- 10th December 1993State the difference between a rechargeable cell and a non-rechargeable cell.
- 11th December 1993State the type of reaction that occurs when bromine adds across the double bond of an alkene.
- 12th December 1993Give two human activities that increase the amount of greenhouse gases in the atmosphere.
- 13th December 1993A 5.0 kg object is lifted 3.0 m. Calculate its gain in gravitational potential energy (g = 9.8 N/kg).
- 14th December 1993Calculate the current drawn by a 1150 W kettle on a 230 V supply.
- 15th December 1993State the approximate radius of a nucleus compared with the radius of an atom.
- 16th December 1993Explain why a rucksack with wide, padded straps is more comfortable to carry than one with thin straps, for the same load.
- 17th December 1993State the three factors needed for a current-carrying wire to experience a force due to the motor effect.
- 18th December 1993State the difference between resolution and accuracy.
- 19th December 1993State two ways that bile aids the digestion of fats.
- 20th December 1993How do bacteria make a person feel ill?
- 21st December 1993A patient's core body temperature has fallen to 35 degrees Celsius. State two physical responses their body makes to raise it back toward normal.
- 22nd December 1993Explain one reason it took many years for Darwin's theory of evolution by natural selection to become widely accepted.
- 23rd December 1993State the relative charge of a neutron.
- 24th December 1993On what property are elements ordered in the modern periodic table?
- 25th December 1993In the equation 2H2 + O2 gives 2H2O, how many moles of water are formed from 3 mol of hydrogen?
- 26th December 1993A reaction profile shows the reactants at 150 kJ and the peak (activation energy point) at 195 kJ. Calculate the activation energy.
- 27th December 1993State what is meant by dynamic equilibrium.
- 28th December 1993Why must dilute nitric acid be added before silver nitrate solution when testing for a halide ion?
- 29th December 1993State the equation for work done.
- 30th December 1993A component has a current of 5.0 A and a resistance of 8.0 ohm. Calculate the power dissipated using P = I^2 x R.
- 31st December 1993State the relationship between pressure and volume for a fixed mass of gas at constant temperature.