Which part of the electromagnetic spectrum has the shortest wavelength?
A) radio B) infrared C) ultraviolet D) visible E) gamma
E
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When tilted or folded sedimentary layers are covered by younger, horizontal rock layers it is called
A) an intrusion. B) an angular unconformity. C) a syncline. D) conformable.
Briefly describe how the solar wind affects magnetospheres and how auroras are produced
What will be an ideal response?
Force on a Moving Charge: An electron moves with a speed of 5.0 × 104 m/s perpendicular to a uniform magnetic field of magnitude 0.20 T. What is the magnitude of the magnetic force on the electron? (e = 1.60 × 10-19 C)
A. 4.4 × 10-14 N B. 1.6 × 10-15 N C. 5 × 10-20 N D. 2.6 × 10-24 N E. zero
What is the effect of increasing the wavelength in an interference pattern?
a. There is no effect; to change the pattern, you have to change the frequency, not the wavelength. b. The nodal lines move closer to the central line. c. The pattern seen disappears. d. The image gets more blue-violet and less red. e. The interference pattern is wider for the longer wavelength.