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Human Reaction Time Is Usually Greater Than 0

Question 51

Multiple Choice

Human reaction time is usually greater than 0.10 s. If your friend holds a ruler between your fingers and releases it without warning, how far can you expect the ruler to fall before you catch it,
Assuming negligible air resistance?


A) At least 6.8 cm
B) At least 9.8 cm
C) At least 3.0 cm
D) At least 4.9 cm

Correct Answer:

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