What kinds of objects lie in the halo of our galaxy?
A) open clusters
B) O and B stars
C) globular clusters
D) gas and dust
E) all of the above
C
Physics & Space Science
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What are annular eclipses?
What will be an ideal response?
Physics & Space Science
Astrobiology as a field of scientific research, includes contributions from
A) only astronomers and biologists B) biologists with an interest in astronomy C) astronomers with an interest in biology D) many different scientific disciplines
Physics & Space Science
We can see light between the approximate wavelengths of:
a. 400 nanometers and 750 nanometers. b. 4 nanometers and 7.5 nanometers. c. 4000 nanometers and 7500 nanometers. d. 4000 nanometers and 7500 miles. e. 40 nanometers and 750 nanometers.
Physics & Space Science