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Formative assessment questions for teaching physics

A2L Item 278

  • Description:
  • Goal:
  • Source:
  • Keywords: Acceleration, Displacement, Forces, Gravity

The question for students:

Item278_fig1.gif

When a force F is applied to a mass of 2 kg, the mass accelerates with 6.3 m/s2. When the same force is applied to an unknown mass the acceleration is 9 m/s2. Assume no friction. The value of the mass is

  1. 0.3 kg
  2. 0.7 kg
  3. 1.2 kg
  4. 4.5 kg
  5. 14 kg
  6. None of above.

Commentary for teachers:

No commentary available.