Case 7 Post Test Question Preview (ID: 55560)
Solar System.
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Why does Earth have different seasons?
a) Seasons are caused by Earth's orbital path around the sun.
b) Seasons are caused because the Earth moves closer to the sun when it orbits.
c) Seasons are caused by the warm temperatures at the equator.
d) Seasons are caused by the tilt of the Earth as it orbits around the sun.
How is the geocentric model different from the heliocentric model?
a) Geocentric means that every object in space orbits the sun and heliocentric means everything orbits the Earth.
b) Geocentric means that every object in space orbits the Earth and heliocentric means everything orbits the sun.
c) Geocentric means every planet has a moon that orbits around it.
d) Heliocentric means every gas giant orbits the sun but the terrestrial planets orbit the Earth.
Select the correct formation of the solar system sequence.
a) Planets formed, the sun formed, the big bang happened, galaxies formed
b) The big bang occured, galaxies formed, the sun formed, then planets formed.
c) The big bang occured, the sun formed, planets formed, and galaxies formed.
d) The sun formed, the big bang occured, galaxies formed, then planets formed.
What causes a solar eclipse?
a) The moon must be in the first quarter position.
b) The Earth must be between the sun and moon casting a shadow..
c) The moon must be in the full moon position.
d) The moon must be between the sun and Earth casting a shadow.
What causes a lunar eclipse?
a) The moon must be in the first quarter position.
b) The Earth must be between the sun and moon casting a shadow.
c) The moon must be in the full moon position.
d) The moon must be between the sun and Earth casting a shadow.
According to one theory, the formation of the universe from oldest to most recent happened in what order?
a) sun, big bang, Earth
b) Earth, sun, big bang
c) big bang, sun earth
d) big bang, Earth, sun
Jacob viewed the constellation Orion in the northern sky on January 1 at 7:00 P.M. On February 1 at the same time of night, Orion looks like it has shifted its position slightly. Which statement BEST explains his observation.
a) The universe is expanding
b) Orion has moved within the milky way
c) Earth has moved in its orbit around the sun
d) Orion has moved behind a dust cloud.
Mercury has a daytime temperature of about 430°C and a nighttime temperature below -170°C. What is the best explanation?
a) It is close to the sun
b) It is made of iron
c) It has a thick atmosphere
d) It has no atmosphere
How was Copernicus's model of the universe different from Ptolemy's model?
a) Copernicus thought the sun was in the center and the planets revolved around it.
b) Copernicus thought the earth was in the center and the planets revolved around it.
c) Ptolmey thought the sun was in the center and the planets revolved around it.
d) Ptolmey thought Jupiter was in the center and the planets revolved around it.
Which characteristic causes Pluto to be considered a dwarf planet?
a) it does not have gravity
b) it does not have moons
c) it has not cleared out the neighborhood around its orbit.
d) it is too far from the sun
What characteristic do all of the inner planets share?
a) they are all the same size
b) they all have rocky surfaces
c) they all have an atmosphere
d) they are all able to support life
What arrangement must the sun, moon, and Earth be in in order to have a solar eclipse?
a) Sun, Earth, Moon
b) Moon, Earth, Sun
c) Sun, moon, Earth
d) Earth, sun, moon
If we are able to see more than half of the moon lit up, the moon is in a
a) waxing phase
b) waning phase
c) crescent phase
d) gibbous phase
How would the force of gravity between Earth and the sun be affected if the distance between them increased?
a) the force of gravity between them would be higher
b) there would be no gravity
c) the force of gravity between them would be lower
d) the force of gravity between them would be the same
True or False: A galaxy shaped like a ball and containing only older stars is most likely a spiral galaxy.
a) True
b) false
c)
d)
The movement of Earth around the sun once a year is called
a) cycle
b) rotation
c) elliptical
d) revolution
The streak of light seen when a space rock enters Earth's atmosphere is called
a) asteroid
b) meteoroid
c) comet
d) meteorite
The outer layer of the sun that has a white glow is called
a) halo
b) corona
c) chromosphere
d) photosphere
What discovery made by Galileo support the heliocentric model?
a) The telecscope
b) The moons revolving around Jupiter and the phases of Venus
c) The moons revolving around Venus and the phases of Jupiter
d) The Earth's moon revolving around it.
What did Kepler discover about the orbits of the planets?
a) They are in perfect circles
b) They are all take the same amount of time.
c) They are elliptical
d) They are irregular.
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