Light travels from one place to another along a path of least

A) distance.
B) time.
C) effort.
D) expense.
E) complication.


Answer: B

Physics & Space Science

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A bird, accelerating from rest at a constant rate, experiences a displacement of 25 m in 15 s. What is the final velocity after 15 s?

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Which of the following is an example of a longitudinal wave?

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