What could ultimately be linked to the present absence of water on Mars?
a. The large decrease in carbon dioxide
b. The proximity to the sun
c. The lack of free oxygen in the atmosphere
d. The lack of outgassing from the interior of the planet
e. Excess carbon dioxide
a
You might also like to view...
Why is Mars' greenhouse effect negligible compared to that of Earth?
A. The Martian atmosphere is much thinner and retains little heat. B. Martian carbon dioxide contains a rare isotope with little ability to trap heat. C. Its mass is only one-ninth of Earth's. D. Greenhouse gas emissions were greatly curtailed according to the International Mars Greenhouse Gas Reduction Treaty of 2003.
An instrument that measures temperature and records it on a piece of record paper is called a ____
A) minimum thermometer B) thermistor C) thermograph D) maximum thermometer
Which of the following rocks is composed of the smallest sedimentary clasts?
A. shale B. sandstone C. conglomerate D. breccia
What NASA scientist was told by high ranking government officials not to write or talk about the role of human activities in climate change?
What will be an ideal response?