Astronomy Review 2: Question Preview (ID: 4889)

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How long does it take for the moon to orbit the Earth once?
a) approx. 1 day
b) approx. 1 year
c) approx. 1 month
d) approx. 30 hours

Our sun and the nine planets collectively is called
a) a galaxy.
b) the solar system.
c) the milky way.
d) the planets.

What two factors affect the strength of gravity?
a) mass and distance
b) mass and spin
c) weight and size
d) weight and spin

The moon phase where the light is on the right and slightly illuminated is called a
a) Waxing Gibbous
b) Waning Crescent
c) Waning Gibbous
d) Waxing Cresent

Stars are born when this process takes place
a) gravity
b) inertia
c) nuclear fusion
d) nuclear explosion

The moon phase where the moon appears fully illuminated is called a
a) full moon
b) new moon
c) waxing crescent
d) waning crescent

Huge clouds of gas and dust in space is called
a) astronomical units
b) solar systems
c) galaxies
d) nebulas

Appoximately how old is our sun?
a) 4 million years old
b) 4.6 billion years old
c) 400 million years old
d) 400 years old

When a star explodes it is called a
a) dwarf star
b) black hole
c) red giant
d) supernova

The moon phase where the light is on the left and 3/4 illuminated is called a
a) full moon
b) waxing gibbous
c) waning gibbous
d) new moon

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