In addition to nitrogen, the other main components of Titan's atmosphere are
A) ammonia and water vapor
B) hydrogen and helium
C) oxygen and carbon dioxide
D) hydrocarbons like methane and ethane
D
You might also like to view...
The hollows on Mercury are:
A) isolated depressions found in all parts of impact craters. B) clusters of depressions found near the center of impact craters. C) large depressions found in the Caloris Basin. D) large depressions found in the smooth plains. E) clusters of depressions that are not associated with impact craters in the smooth plains.
The ozone layer absorbs infrared radiation from sunlight
a. True b. False Indicate whether the statement is true or false
The figure shows the distance versus time graph of an object
The velocity of the moving object is a non-zero constant.
a.
True
b.
False
Imagine that you are on the Moon while your friend experiences a total solar eclipse on Earth. What do you see?
A) You also see a solar eclipse, except with the Sun completely covered by the Earth. B) You see a relatively small shadow on an otherwise full Earth. C) You see a full Earth, just as you would if there were no eclipse at this time. D) You cannot see the Earth because it is blocked by the Sun.