Astro 1 Exam 1 PSU | 50 Questions with 100% Correct Answers | Updated | Download to score A+
Question : How much more light does a 12 meter telescope
collect than a 6 meter telescope?
Correct answer: 4 times more
Question : In the spectroscopy game, what did you do to
produce emission lines in the spectrum?
Correct answer: excite the gas in the box
Question : What type of light does not get through earth's
atmosphere?
Correct answer: x-ray
Question : is light a particle or a wave?
Correct answer: both
Question : if a telescope in space is only 1/4 the diameter of a
telescope on earth, which of the following is true?
Correct answer: the space telescope has a higher
magnification than the larger telescope on the ground
Question : lower-energy radiation has
Correct answer: longer wavelengths
Question : from earth, which constellation might you find the
planet saturn?
Correct answer: taurus
Question : two weeks after the 3rd quarter moon is the
Correct answer: first quarter moon
Question : for a star close to the north star, how long does it
take to move in a circle the whole way around the north star?
Correct answer: 24 hours
Question : An electron in a sodium atom absorbs a photon of
light and moves to the next highest energy level, what will happen?
Correct answer: the electron will eventually emit a photon
with the same energy as the one it absorbed
Question : how many constellations are not zodiac
constellations?
Correct answer: 75 or 76
Question : A star is a hot dense gas surrounded by a cooler,
low density atmosphere. What type of spectrum will a star create?
Correct answer: absorption spectrum
Question : What did Newton's law of universal gravitation tell
us about how gravity works?
Correct answer: the force of gravity from the sun will be
stronger on a larger mass object
Question : how often is the sun in front of a zodiac
constellation?
Correct answer: always
Question : as compared to a cool star, a hotter star emits:
Correct answer: shorter wavelength, higher frequency blue
color
Question : what happens when the electrons in atoms of a
particular chemical element jump from higher to lower energy levels?
Correct answer: bright lines appear in the spectrum at
particular energy levels
Question : how much of the total surface area of the moon is
illuminated by sunlight during the full moon phase?