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A cube has a side length of 4 cm. If the side length is doubled, by what factor does the surface area increase?
  a) 2
  b) 4
  c) 6
  d) 8

A spherical balloon has a diameter of 10 cm. What is the approximate volume of air it can hold?
  a) 523.6 cm³
  b) 4188.8 cm³
  c) 1047.2 cm³
  d) 125.7 cm³

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Instructions: Choose the best answer for each question.

1. What is the unit of force in the International System of Units (SI)?
  a) Joule
  b) Newton
  c) Pascal
  d) Watt

2. Which of the following is an example of kinetic energy?
  a) A drawn bow
  b) Water behind a dam
  c) A moving car
  d) A compressed spring

3. What is the acceleration due to gravity on the surface of the Earth?
  a) 9.8 m/s²
  b) 8.9 m/s²
  c) 10.5 m/s²
  d) 9.1 m/s²

4. Which law states that for every action, there is an equal and opposite reaction?
  a) Newton's First Law
  b) Newton's Second Law
  c) Newton's Third Law
  d) Law of Universal Gravitation

5. What type of wave requires a medium to travel through?
  a) Electromagnetic wave
  b) Matter wave
  c) Mechanical wave
  d) All of the above

Choose one