As a solid is heated (from a low to a high temperature) the radiated light will move through what sequence of colors?
A. red, yellow, blue
B. yellow, red, blue
C. blue, yellow, red
D. blue, red, yellow
E. It depends on what solid is being heated.
Answer: A
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A) interstellar gas B) interstellar dust C) the atmosphere of Earth D) the atmosphere of Jupiter E) the atmosphere of the Sun
The difference between the highest and lowest voltage of a household "120 V emf" is
A. 120 V. B. 170 V. C. 240 V. D. 340 V. E. 377 V.
Doppler Effect: In many cartoon shows, a character runs off a cliff, realizes his predicament, and lets out a scream. He continues to scream as he falls. If the physical situation is portrayed correctly, from the vantage point of an observer at the foot of the cliff, the pitch of the scream as he falls should be
A. higher than the original pitch and constant. B. higher than the original pitch and increasing as he falls. C. lower than the original pitch and constant. D. lower than the original pitch and decreasing as he falls. E. It is impossible to predict.
In each of the cases shown below, determine the direction of the magnetic field that is causing the charged particle to experience the magnetic force shown.
A. Forward
B. Backward
C. Rightward
D. Leftward
E . Into the paper
F . Out of the paper
T . Impossible