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The speed of an electron with energy equal to the Fermi energy for copper is on the order of:
Positive Attitude
A position resulting from healthy self-esteem, optimism, extraversion, and personal control.
Negative Attitude
The tendency to consistently view situations, people, and outcomes pessimistically or unfavorably.
Proportional
Characterized by or having parts in a precise or consistent relation in size, amount, degree, or intensity compared to something else.
Happiness
A state of well-being characterized by emotions ranging from contentment to intense joy.
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