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Astronomy Chp 8

Astronomy - Terrestrial Planets

QuestionAnswer
most similar surface to Mercury: mars, moon, jupiter, venus, earth moon
origin of the scarps on Mercury’s surface formed as the planet cooled and the surface shrunk
Venus appears very bright because it is covered by a thick layer of clouds
describe the surface of Venus covered by lava flows
why are there extreme seasonal variation on Mars Mars has a thinner atmosphere
what evidence supports that cycles of ice-agaes have occurred on Mars layered structure of the north polar cap of Mar
The clouds of Mars contain frozen water, yet no rainfalls have been detected on Mars. What is the explanation for the lack of rainfall on Mars? The atmosphere of Mars is very cold and contains very little water
What is the composition of the clouds in the Martian atmosphere Ices of carbon dioxide and water
Which of the terrestrial planets has the most natural satellites (moons)? Mars
Which of the terrestrial planets have the most similar atmospheric compositions: Venus/Mars, Earth/Venus, Jupiter/Saturn, Mercury/Mars, Mercury/Moon Venus and Mars
Which of the terrestrial planets is closest in size to the Earth? Venus
______ is the smallest of the terrestrial planets. Mercury
______ is the largest of the terrestrial planets. Mercury
______ is the largest of the terrestrial planets. Earth
The atmosphere of Venus consists mainly of ______. carbon dioxide
The clouds of Venus consist mainly of ______. sulfuric acid
The surface of Venus is dominated by _____. recent lava flows
The atmosphere of Mars consists mainly of ______. carbon dioxide
Mercury’s ________, therefore the planet does not have seasons axial tilt is zero
Of all the terrestrial planets, ______ has the longest solar day. mercury
Of all the terrestrial planets, ______ has the largest daily temperature variation. mercury
Of all the terrestrial planets, ______ has the highest surface barometric pressure. venus
Which planet is characterized as having retrograde spin? venus
Which planet is characterized as having the longest orbital period? mars
Which planet is characterized as having the thickest atmosphere? venus
Which planet is characterized as having the smallest axial tilt? mercury
Which planet is characterized as being the most cratered? mercury
Which planet is characterized as having the smallest size? mercury
The Caloris Basin is found on ___________. mercury
Weird terrain is found on ___________. mercury
Long scarps are found on ___________. mercury
Ishtar highlands are found on ___________. venus
Maxwell Montes is found on ___________. venus
Valles Marineris is found on ___________. mars
This planet has the slowest spin. venus
This planet has the longest solar day. mercury
This planet has the shortest orbital period. mercury
This planet has the highest iron composition. mercury
This planet has the highest average density. earth
This planet has dense cloud cover. venus
highest surface temp venus
lowest surface temp mercury
youngest surface venus
largest polar ice caps mars
tallest mountain mars
Created by: Cabrini