The materials that compose most of Titan are completely different than those that compose Earth. Therefore, what were scientist surprised to see from space-probe images in a 2005 landing?
A) some indications that an ancient civilization may have inhabited Titan approximately 500,000 years ago
B) a landscape similar to Earth's
C) an utterly alien landscape, unlike anything seen on Earth
D) the image of a man's face on an equatorial mountain range
Question 2
Saturn's rings are composed of?
A) chunks of ice and rock
B) methane gas
C) hydrogen
D) old satellites and other space junk lost from Earth's orbit and other space missions
The greenhouse effect: heat trapping by earth's atmosphere.
True-color image of layers of haze in Titan's atmosphere.
The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim
The Oceans of Earth
Earth 340 Million Years Ago
Earth 150 Million Years Ago