Our Solar System Flashcards
What is: aluminous, rotating cloud of gas held together by its own gravity – has sufficient mass to fuse hydrogen to helium and email large amounts of energy?
The sun
What is: a large round Celestial object that travels around a star?
Planet
Which planet does the following description describe?
Closest to the sun, has no atmosphere and an iron rich core
Mercury
Which planet does the following description describe?
Rocky with thick CO2 atmosphere, runaway greenhouse effect, sulphuric acid rain fall, rotates opposite it to earth [clockwise=retrograde rotation]
Venus
Which planet does the following description describe?
Only planet known with life, oxygen atmosphere, watery and Rocky
Earth
Which planet does the following description describe?
Rocky with many dust storms, large dead volcano
Mars
Which planet does the following description describe?
Largest planet, great red Spot [storm – 300 years], narrow dust rings, 16 moons, moon Europa may have water
Jupiter
Which planet does the following description describe?
Similar in structure to Jupiter, huge ring system, Titan [moon] has atmosphere
Saturn
Which planet does the following description describe?
Featureless atmosphere – mostly hydrogen, rotates on axis 90° to the plane of the solar system, ring system
Uranus
Which planet does the following description describe?
Almost twin of Uranus, ring structure, giant dark spot
Neptune
Which planet does the following description describe?
Demoted to a minor or dwarf planet in 2006, orbits the sun, but does not have sufficient mass to dominate its orbit which crosses that of Neptune, orbit is tilted to the plane of the solar system, it’s moon Sharon is nearly as large as it
Pluto
What is: a type of satellite: Celeste Steele object that travels up a planet in a closed path
Moons
What is: a small orbiting object composed of rock and metal?
Astroid or minor planet
