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Pressure

The starter and exit quiz of the lesson “Pressure”, from the unit “Hidden forces” (Year 9 Science) by Oak National Academy.

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Oak National Academy

12 questions

  1. Complete the sentence: The unit of force is the {{_______}}, which has the symbol N.
  2. The figure shows a force acting on a balloon resting on a table with a hand pushing downwards on it. Which statements are correct?
  3. Which force on objects like springs or rubber bands will cause them to stretch?
  4. A set of bathroom scales shows a reading of 110 kg. What is the weight of the object on the scales? The gravitational field strength on Earth is 10 N/kg
  5. A spring is used in a newton meter. The total length of the spring increases by 2 cm when a force of 4 N acts on it. Which of the following statements is correct?
  6. This boat is floating on the surface of the water. The boat has a mass of 120 kg and passengers have a total mass of 80 kg. What is the size of the upthrust acting on the boat?
  7. Which of these will increase the pressure acting on a surface?
  8. Which of these are units of pressure?
  9. A force of 300 N acts over an area of 20 cm^2. What pressure does the force cause?
  10. Which of these is the same pressure as 100 000 Pa?
  11. A bench of weight 800 N makes contact with the floor over an area of 400 cm^2. What pressure does it put on the floor in pascals?
  12. Starting with the largest, sort the following into order of pressure.

License: OGL

Pressure · Examplary