Astronomy Question Preview (ID: 8498)
Seasons, Moon Phases, And The Universe.
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One factor responsible for seasons is
a) Earth's rotation
b) Earth's revolution
c) the shape of Earth's orbit
d) the distance of Earth from the sun
If the Earth did NOT rotate, but still revolved, what would be the most significant change on Earth
a) One half of Earth would always be nighttime and the other half would always be daytime.
b) The tilt of Earth's axis would be altered
c) The polar caps would increase in size.
d) Each place on Earth would have 6 months of daytime, then 6 months of nighttime.
If Earth were tilted at an angle greater than 23.5 degrees, what changes might there be in Texas?
a) Temperatures would be warmer in the summer and colder in the winter
b) There would be no spring or autumn
c) The sea level would drop, and the Texas shoreline would be larger
d) The length of a year would be longer
The length of the lunar cycle is determined by the amount of time it takes
a) Earth to complete one revolution around the sun
b) the moon to complete one revolution around Earth
c) Earth to complete one rotation about its axis
d) the moon to complete one revolution around the sun
What percentage of the moon's surface reflects sunlight to Earth during the new moon phase?
a) 0%
b) 25%
c) 50%
d) 100%
What is the relative position of the moon, sun, and Earth during a full moon?
a) The moon and sun are on opposite sides of Earth.
b) The moon and sun are on the same side of Earth.
c) The sun is between Earth and the moon.
d) The sun, moon, and Earth form a right triangle.
As Earth makes one revolution around the sun, about how many revolutions will the moon make around the Earth?
a) about 1
b) about 12
c) about 30
d) about 365
Stars are fueled mainly by the fusion of
a) carbon
b) hydrogen
c) iron
d) neon
In which of the following is a new star most likely to form?
a) The solar system
b) An elliptical galaxy
c) An asteriod belt
d) A nebula
Which is the correct order of the universe from smallest to largest
a) galaxy, solar system, universe
b) universe, solar system, galaxy
c) galaxy, universe, solar system
d) solar system, galaxy, universe
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