Chapters 1-4 Test Review Flashcards
___ gives Mars its red color
Iron oxide
The average distance from the earth to the moon is ___ miles.
240,000 miles
About twice every 100 years, the path of Venus across the sun can be seen from earth; this is called the ___ of Venus.
transit
A large hurricane has been raging on Jupiter for over 400 years. It can be seen through an Earth-based telescope and is known as ___.
The Great Red Spot
The time from new moon to new moon is ___.
29.5 days
Ptolemy’s planetary model placed the ___ at the center of the sytem; Copernicus’ planetary model placed the ___ at the center.
earth; sun
What would happen to the level of oxygen in the atmosphere if all plant life died?
The oxygen level would decrease and eventually atmospheric oxygen would disappear without plant photosynthesis to replenish it.
List the first four terrestial planets in order from the sun:
Mercury, Venus, Earth, Mars
The first moon landing was in what location on the moon?
Sea of Tranquility
Which is larger, Earth or Mars?
Earth
The brightest object in teh sky other than the sun and moon is ___.
Venus
What does “aster planetes” mean?
“wandering stars”
The diameter of the moon is about __ the diameter of the earth.
¼
The average distance from the earth to the sun is ___ miles.
93,000,000
Name the two moons of Mars:
Phobos (fear) and Deimos (panic)
An eclipse of the sun can take place only when the moon is ___ the earth and the ___.
between; sun
What caused the delay in the eclipse of Io by Jupiter observed by Ole Roemer?
the time for light to travel from Jupiter to earth
The orbital period of a planet is the time it takes to ___.
revolve around the sun
Describe a method to locate Mare Crisium
Mare Crisium is a small, dar oval located at 2:00 on the face of the moon.
Name the four moons of Jupiter:
Callisto, Ganymede, Europa, Io
___ discovered the moons of Jupiter.
Galileo
