Astro 7N UPDATED ACTUAL Exam Questions and CORRECT Answers

Astro 7N UPDATED ACTUAL Exam
Questions and CORRECT Answers
What two properties of a planet affect the gravity we feel on its surface? - CORRECT
ANSWER - Mass and radius



Red light has - CORRECT ANSWER - Longer wavelength, smaller frequency, less energy



Blue light has - CORRECT ANSWER - Shorter wavelength, higher frequency, more
energy


Which would have the longest day and the longest year?
-A planet that rotated slowly on its axis and orbited the sun rapidly
-A planet that rotated quickly on its axis and orbited the sun rapidly
-A planet that rotated slowly on its axis and orbited the sun slowly - CORRECT
ANSWER - A planet that rotated slowly on its axis and orbited the sun slowly



Two weeks after the third quarter moon it is the - CORRECT ANSWER - First quarter
moon


If a telescope in space is only 1/4 the diameter of a telescope on Earth, which of the following is
true?
- The larger telescope can observe objects fainter than the space telescope
-The space telescope has more light gathering power than the larger telescope on the ground -
CORRECT ANSWER - The larger telescope can observe objects fainter than the space
telescope


Lower K of a star means redder true or false - CORRECT ANSWER - True