Higher energy photons have
A) greater speed.
B) longer wavelengths.
C) higher frequency.
D) All of the above.
E) None of the above.
C
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Of all the forms of electromagnetic radiation, the one with the lowest frequency is
A) gamma rays. B) ultraviolet rays. C) visible light. D) microwaves. E) radio waves.
Think of a closed rectangular loop of wire around the edge of a horizontal page. A magnetic field perpendicular to the page points upward and increases in strength in a certain time. During this time the conventional current induced in the loop will be
A. clockwise. B. continually changing direction. C. zero. D. counterclockwise.
Geological processes on the Earth's surface are directly related to
A) the reflectivity of its surface B) the composition of its atmosphere C) the rate of impacts D) internal heat
Newton's Second Law in 1 Dimension: A 10-kg object is hanging by a very light wire in an elevator that is traveling upward. The tension in the rope is measured to be 75 N. What are the magnitude and direction of the acceleration of the elevator?
Fill in the blank(s) with the appropriate word(s).