Examlex
The calculation of electron energy levels in the hydrogen atom was done first by
Correlate
The process of establishing a relationship or connection between two or more variables, often used in scientific research to determine causal links or patterns.
Distinctive Rock
A type of rock that possesses unique features or characteristics, making it easily distinguishable from other rocks.
Stromatolites
Layered sedimentary formations created by the growth of microorganisms, representing some of the oldest evidence of life on Earth.
Oxygen-rich Atmosphere
An atmospheric condition where there is a high concentration of oxygen, significant for sustaining aerobic life forms.
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