Examlex
When a hydrogen atom absorbs a photon that raises it to the n = 7 state,what is the greatest number of photons that can be emitted by that atom as it returns to the ground state?
Subsidence
The gradual sinking or settling of the Earth's surface, which can result from natural processes such as erosion or human activities like mining.
Uplift
The vertical elevation of the Earth's surface due to natural processes like tectonic movements, leading to mountain building and other geological features.
Crustal Thickness
The measure of the depth of the Earth's crust, varying from the thinnest beneath the oceans to the thickest under high mountains.
Compression
A force that acts to compress or squeeze materials together.
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