Astronomy Review Question Preview (ID: 45923)


Astronomy, Weather, Geology, Forces And Motion, Physics. TEACHERS: click here for quick copy question ID numbers.

Equator
a) imaginary line that divides Earth into its northern and southern hemispheres
b) motion of an object around another object
c) The lit portion of the moon that faces the Earth and is growing smaller from night to night
d) imaginary line that divides Earth into its Eastern and Western hemispheres

Revolution
a) Motion of one object spinning on its axis
b) high pressure centers of dry air
c) Motion of an object around another object
d) The motion that occurs in the mantle

Equinox
a) We see less than half of the lit portion of the Moon
b) day when we have the most sunlight and the least night
c) day of the year when we see the least sunlight and the most night
d) day of the year when Earth's axis is not leaning toward or away from the sun

Rotation
a) Spinning motion of an object on its axis
b) When one object moves around another object
c) Another word for orbit
d) a warm air mass over takes a slow-moving cold air mass

When it is winter in the Southern Hemisphere
a) The Southern hemisphere is facing the sun
b) Neither hemisphere is facing the sun
c) The Northern hemisphere is facing the sun
d) The Northern hemisphere is facing away from the sun

March 21 or September 21
a) Equinoxes
b) Solstice
c) The sunlit side of the Moon faces away from the Earth
d) The shortest days of the year

orbit
a) When one object is spinning on its axis
b) Another name for rotation
c) The movement of the galaxy
d) The path an object follows as it moves around another object

Solstice
a) the day when Earth's poles are either pointed directly toward or directly away from the sun
b) the days and nights are equal in length
c) the moon is in between the sun and the Earth
d) the Earth is not pointed toward or away from the sun

June 21
a) The shortest day of the year
b) The days are equal in length compared to the night
c) The Earth's pole is pointed directly at the sun
d) The Earth's pole is pointed directly away from the sun

What causes seasons?
a) a warm air mass overtakes a slow-moving cold air mass
b) the tilt of the Earth as it revolves around the sun
c) cold and warm air masses meet, but neither can move the other
d) the either gets closer or further away from the sun

A galaxy with a nucleus of bright stars and two or more spiral arms
a) spiral galaxy
b) galactic nebula
c) elliptical galaxy
d) irregular galaxy

Red shift
a) light waves emitted from galaxies get close together, showing that the galaxy is moving toward us
b) A concentration of dust and gas in space that forms a star
c) light waves emitted from galaxies spread out, showing that the galaxy is moving away from us
d) When everyone in the galaxy wears red

Nebula
a) The left overs from a dying regular star
b) Gas and dust existing in space as remnants from the formation of the universe
c) The stage a star goes through before exploding
d) The left overs after a massive star implodes

Waxing
a) The lit portion of the moon is on the right and growing larger each night
b) The lit portion of the moon is on the left and growing larger each night
c) The lit portion of the moon is on the right and shrinking each night
d) The lit portion of the moon is on the left and shrinking each night

Waning
a) The lit portion of the moon is on the right and shrinking each night
b) The lit portion of the moon is on the left and shrinking each night
c) The lit portion of the moon is on the right and growing larger each night
d) The lit portion of the moon is on the left and growing larger each night

The lunar cycle
a) 295 Days
b) 365 days
c) 29.5 days
d) 6 weeks

lunar eclipses
a) when the earth casts a shadow on the moon at night causing it to look red
b) when the earth casts a shadow on the moon at night causing it to completely black out
c) When the moon casts a shadow on the Earth because it is behind Earth
d) when the moon casts a shadow on the Earth because it moves between the Earth and Sun

The sun is...
a) The brightest star in the sky
b) A red giant
c) A main sequence star
d) the left overs after a super nova

The driving force that creates the light and heat of a star
a) nuclear fission
b) nuclear fusion
c) a lot of batteries
d) gravity

protostar
a) The death of a star
b) The process of combining hydrogen atoms under such intense pressure that they merge to become helium
c) The cloud of dust and gas that will eventually become a star
d) hydrogen atoms and dust condense, heat up, and begin emitting light. No nuclear fusion yet.

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