Thomas Young's two-source interference patterns demonstrate the

A) particle nature of light.
B) wave nature of light.
C) both of these
D) neither of these


Answer: B

Physics & Space Science

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The force due to gravity between two objects can be described using the equation Fg = G M1 M2 / d2. According to this equation, if the distance between two objects increases, what happens to the gravitational force between them?

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An airplane flies in a horizontal circle of radius 500 m at a speed of 150 m/s. If the plane were to fly in the same 500 m circle at a speed of 300 m/s, by what factor would its centripetal acceleration change?

a. 0.25 b. 0.50 c. 1.00 d. 2.00 e. 4.00

Physics & Space Science