Exam-style question
Try this first
Which of the following statements correctly describes the freefall method for determining g?.
- A.It measures the time taken for an object to fall a known distance.
- B.It calculates the mass of the falling object.
- C.It requires a vacuum to eliminate air resistance.
- D.It uses a spring scale to measure force.
Model answer
What a good answer should say
- It measures the time taken for an object to fall a known distance.
Explanation
Why this works
The freefall method involves measuring the time it takes for an object to fall from a known height, allowing for the calculation of the acceleration due to gravity (g) using the appropriate formula.
Common mistake
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