Exclusion Principle: How many possible sets of electron states (or quantum numbers) are there in the 5f subshell?
A. 2
B. 8
C. 10
D. 14
Answer: D
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The orientation of an image seen projected on a screen by a single lens is always __________
Fill in the blank(s) with correct word
Energy Conservation With Conservative Forces: A heavy stone and a light stone are released from rest in such away that they both have the same amount of gravitational potential energy just as they are released. Air resistance is negligibly small. Which of the following statements about these stones are correct? (There could be more than one correct choice.)
A. The initial height of the light stone is greater than the initial height of the heavy stone. B. The stones must have been released from the same height. C. The stones both have the same speed just as they reach the ground. D. Just as it reaches the ground, the light stone is traveling faster than the heavy stone. E. The stones both have the same kinetic energy just as they reach the ground.
The Doppler method seeks to detect planets by
A) precisely measuring distances to stars. B) directly detecting the light of planets orbiting stars. C) measuring small changes in the positions of stars on the sky. D) precisely measuring the velocities of stars moving toward and away from us. E) measuring small changes in the apparent brightness of stars.
The figure represents the velocity of a particle as it travels along the x-axis. At what value (or values) of t is the instantaneous acceleration equal to zero?
A) t = 0 B) t = 0.5 s and t = 2 s C) t = 1 s