Light of colors 1 and 2 are sent through a prism and the rays of light of color 2 bend more. Which of the following is not true?

a. The index of refraction for color 2 is greater than that for color 1.
b. The two colors of light have different frequencies associated with them.
c. The speed of light for color 2 is greater than that for color 1 in this prism.
d. The wavelength for color 1 is different than that for color 2 in this prism.


c

Physics & Space Science

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An airplane flies in a semi-circular arc in order to simulate “weightlessness” for its occupants. If the speed at which the plane flies is 750 km/hr, what is the radius of the semicircular path it flies in?

A. 57 km B. 1.6 km C. 4.4 km D. 2.2 km E. 76 km

Physics & Space Science

In chapter Q1, we noted that the speed of sound in air depends on the air’s temperature (increasing as the square root of the air temperature). Suppose a flute player tunes a flute that has been sitting in a cold automobile. As the flute warms up to room temperature, does it go sharp (A) or flat (B)?

A. Sharp B. Flat

Physics & Space Science

An astronaut weighs 99 N on the Moon, where the acceleration of objects due to the gravitational attraction is 1.62 m/s2. How much does she weigh on Earth?

A) 16 N B) 61 N C) 99 N D) 600 N E) 440 N

Physics & Space Science

The most distant objects yet detected in the universe are

a. quasars. b. pulsars. c. superclusters. d. globular clusters.

Physics & Space Science