A(n)__________is a sensitive astronomical instrument that measures the brightness of individual objects very precisely
A) photometer
B) grating
C) charge-coupled device
D) array detector
A
Physics & Space Science
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What, approximately, is the percent uncertainty for the measurement 5.2?
A) 1% B) 2% C) 3% D) 4% E) 5%
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Natural line broadening can be understood in terms of the
A) de Broglie wave length. B) uncertainty principle. C) Schrodinger wave equation. D) Pauli exclusion principle. E) quantum numbers.
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Ganymede is the largest satellite in the solar system
Indicate whether the statement is true or false
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