How can an electron in an atom lose energy to go from a higher energy level to a lower energy level?

A) It absorbs a photon equal in energy to its own energy drop.
B) It loses kinetic energy.
C) It loses gravitational potential energy.
D) It releases a photon equal in energy to its own energy drop.
E) It exchanges gravitational potential energy for kinetic energy.


D

Physics & Space Science

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Physics & Space Science

You can safely stand on the overhanging end of a heavy plank that rests on a table. How much overhang depends on your mass and the plank's mass

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Seismic waves that travel through Earth are called ______________ waves

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Physics & Space Science

You have exactly 4 resistors: one 3 ?, one 4 ?, one 5 ?, and one 6 ?. How can you combine these to make a 2 ? resistor? (The symbol ? stands for "ohm.")

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Physics & Space Science