Chapter 6 Quiz
Which of the following provides observational evidence that Mars has weather and an atmosphere?
all of the above
The astronomer Schiaparelli was convinced that he could observe __________ on Mars
canals
A respected scientist and mathematician, Carl Gauss, recommended that we build a large right triangle on the surface of the Earth in order to ...
communicate with Martians
Compared to the Earth, Mars is about ..
half size
The Spirit and Opportunity rover missions continued for several years despite being designed to operate for only
90 days
In many ancient cultures, the "red planet" was named after .
God of war
In many ancient cultures, the "red planet" was named after ..
God of war
The first US missions to land on Mars were the ——- missions.
Mariner
In the early 1900's, it was considered common knowledge that there was intelligent life on Mars.
True
Virtually every planetary scientist agrees that liquid water did flow at one time on ancient Mars.
True
Orson Well's famous radio broadcast of ________________ caused a minor panic among listeners that a real alien invasion was underway
War of the Worlds
Galileo was able to observe polar caps on Mars with his first telescope observations.
False
Mars comes closer to Earth than any other planet.
False
The largest mountain in the solar system
Olympus Mons
The presence of _____ on the surface of Mars provides additional evidence for a wet Martian past.
Blueberries
The most clear evidence for the presence of water on ancient Mars is...
Dry riverbeds
The hypothesis that other planets are actually worlds like the Earth is known as ...
The Plurality of Worlds
The first US mission to land on Mars was ____
The Viking
The Phoenix Lander found ____ just under the surface of Mars.
frozen water ice
The ____ missions were the first to fly-by Mars.
mariner
Some early observers thought that changes in the large dark regions on the surface of Mars were caused by
the growth of vegetation
Why does liquid water boil away when exposed to the Martian atmosphere?
the low air pressure lowers the boiling point
Why doesn't Mars have active volcanoes today?
the planet lost its internal heat to cold space
