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Please help me out with this one An electron falls from one energy level to anot

ID: 2111872 • Letter: P

Question

Please help me out with this one

An electron falls from one energy level to another and emits a photon. If we increase the separation in energy between two levels, the photon will have frequency. a lower the same a higher A certain particle is radioactive and decays with a certain half-life when at rest. A beam of these particles moving near the speed of light will appear to have half-life as when they were at rest. the same a shorter a longer We superimpose two sound waves of the same frequency but traveling in opposite directions. The result is beats. a standing wave. a Doppler shift. a sonic boom. Two blocks are made of different kinds of wood. Both blocks have the same weight. They both float on water. If the density of the first block is greater than the second, the first block will displace the second block. the same amount of water as more water than less water than Suppose we are traveling near the speed of light from one star to another. As we increase our speed, the distance between these two stars will appear to decrease. increase. remain the same.

Explanation / Answer

C

C

B

B

A