Daily Practice · GCSE Science
July 1957 5-a-day
Every sheet in July 1957
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st July 1957State two factors that increase a driver's thinking distance.
- 2nd July 1957Name a typical material used to make a permanent magnet, and a typical material used to make an induced (temporary) magnet.
- 3rd July 1957State, in one sentence, what the Big Bang model proposes about the early universe.
- 4th July 1957Name the process that moves substances against a concentration gradient.
- 5th July 1957Explain why a small number of healthy volunteers are given a very low dose of a new drug in the first stage of a clinical trial.
- 6th July 1957A yeast culture respires without oxygen. Name the two products of this reaction, and name one industrial process that relies on it.
- 7th July 1957A man who is a known carrier of cystic fibrosis (Ff) has children with a woman who has been confirmed to carry no cystic fibrosis allele at all (FF). Explain why none of their children can have cystic fibrosis.
- 8th July 1957Why is the burette rinsed with the solution it is going to contain rather than with water?
- 9th July 1957State the relative mass and relative charge of a neutron.
- 10th July 1957Calculate the Mr of Ca(OH)2. (Ca = 40, O = 16, H = 1)
- 11th July 1957Concentrated sodium chloride solution (brine) is electrolysed using inert electrodes. State the products formed at the cathode and at the anode.
- 12th July 1957Explain why increasing temperature increases the rate of a reaction, referring to both the frequency and the energy of collisions.
- 13th July 1957Which reagent is added, and in what colour change, to test for chlorine gas?
- 14th July 1957Explain how solid carbon particulates released by combustion can cause global dimming.
- 15th July 1957A lamp is supplied with 60 J and transfers 6 J as light. Calculate its efficiency as a percentage.
- 16th July 1957Define specific latent heat of fusion.
- 17th July 1957A cyclist rides 300 m north then 300 m back south to the start. State the total distance travelled and total displacement.
- 18th July 1957Sound waves travel through a steel rail at approximately 5900 m/s. A sound wave sent along the rail has a frequency of 2950 Hz. Calculate its wavelength.
- 19th July 1957State the eventual fate of a star with a much greater mass than the Sun, after it explodes as a supernova.
- 20th July 1957Give the equation linking magnification, image size and real size.
- 21st July 1957Give one advantage and one disadvantage of a stent.
- 22nd July 1957A lamp is placed 10 cm from pondweed. Calculate the relative light intensity using relative light intensity = 1 / distance^2.
- 23rd July 1957Name the gland often called the body's master gland.
- 24th July 1957State what is meant by the term ecosystem.
- 25th July 1957Classify crude oil as finite or renewable, and justify your answer.
- 26th July 1957Describe metallic bonding.
- 27th July 1957Calculate the number of moles of sodium hydroxide in 200 cm3 of a 0.500 mol/dm3 solution.
- 28th July 1957State whether breaking a chemical bond requires energy or releases energy.
- 29th July 1957State the number of covalent bonds a carbon atom forms in a saturated hydrocarbon.
- 30th July 1957Give two human activities that increase the amount of greenhouse gases in the atmosphere.
- 31st July 1957A 5.0 kg object is lifted 3.0 m. Calculate its gain in gravitational potential energy (g = 9.8 N/kg).