Daily Practice · GCSE Science
January 1997 - GCSE Science 5-a-day
Every sheet in January 1997
The same date always regenerates the same five questions, so a sheet you print today is the sheet a classmate prints tomorrow.
- 1st January 1997Define the resolution of a measuring instrument.
- 2nd January 1997Two 4 ohm resistors are connected in series. Calculate the total resistance.
- 3rd January 1997Which type of radiation is stopped by a sheet of paper?
- 4th January 1997State two factors that increase a driver's thinking distance.
- 5th January 1997Name a typical material used to make a permanent magnet, and a typical material used to make an induced (temporary) magnet.
- 6th January 1997State, in one sentence, what the Big Bang model proposes about the early universe.
- 7th January 1997Why does active transport require energy?
- 8th January 1997Which type of pathogen causes athlete's foot, a fungal skin infection?
- 9th January 1997A yeast culture respires without oxygen. Name the two products of this reaction, and name one industrial process that relies on it.
- 10th January 1997A 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.
- 11th January 1997Name one way to make a rate of reaction experiment more valid rather than simply more precise.
- 12th January 1997Define an isotope.
- 13th January 1997A sealed flask containing 12.0 g of reactants is shaken and a reaction occurs. What is the total mass afterwards?
- 14th January 1997Concentrated sodium chloride solution (brine) is electrolysed using inert electrodes. State the products formed at the cathode and at the anode.
- 15th January 1997Explain why increasing temperature increases the rate of a reaction, referring to both the frequency and the energy of collisions.
- 16th January 1997State the difference between a pure substance and a formulation.
- 17th January 1997Explain why burning a fuel can produce nitrogen oxides even if the fuel itself contains no nitrogen.
- 18th January 1997Name three renewable energy resources.
- 19th January 1997State the equation for density.
- 20th January 1997A box has a driving force of 250 N forward and friction of 180 N backward. Calculate the resultant force, including its direction.
- 21st January 1997Sound 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.
- 22nd January 1997State the eventual fate of a star with a much greater mass than the Sun, after it explodes as a supernova.
- 23rd January 1997Why is a stain such as iodine used when preparing a slide?
- 24th January 1997Give two adaptations of a red blood cell.
- 25th January 1997Explain why anaerobic respiration releases much less energy per glucose molecule than aerobic respiration.
- 26th January 1997Name the gland often called the body's master gland.
- 27th January 1997Explain why a pyramid of biomass is never wider at the top than at the bottom.
- 28th January 1997State what is meant by sustainable development.
- 29th January 1997Define a covalent bond.
- 30th January 1997State the pH value of a neutral solution.
- 31st January 1997State the difference between a rechargeable cell and a non-rechargeable cell.