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Planning an investigation Knowledge-Based Practice

Physics · Introduction to Physics · Physics · Scientific Investigation

2 Physics practice questions on Planning an investigation. Questions that assess core concepts and understanding.

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Questions

  1. 1.

    When planning an investigation to determine how the mass of an object affects its acceleration along a horizontal surface, which parameter must be kept constant across all trials?

    • A) The magnitude of the applied net force
    • B) The total mass of the accelerating object
    • C) The resulting acceleration of the object
    • D) The final velocity reached by the object
  2. 2.

    In an investigation planned to determine how the temperature of air affects the speed of sound, which factor serves as the independent variable?

    • A) The temperature of the air
    • B) The speed of the sound waves
    • C) The distance between the sound source and receiver
    • D) The humidity of the air

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