1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
defon
3 years ago
9

Which of the following observations indicates that conditions on Mars may have been suitable for life in the past? Mars has two

small moons. There are very large extinct volcanoes on Mars. There are dried-up riverbeds on Mars. There is a very deep and long canyon that extends across Mars. Mars has polar caps made of "dry ice."
Geography
2 answers:
Rudiy273 years ago
4 0

Answer:

There are dried-up riverbeds on Mars.

Explanation:

Now there is some evidence that is known that in Mars there is some water in layers below the soil, that mean that there are some possible storage of water. The life in Earth as we know it, it is possible just with the presence of water, that is the reason of this important knowledge.

In Mars atmosphere is almost carbon dioxide (aprox. 95 %) and just some traces of water, so the main source is located in soil.

agasfer [191]3 years ago
4 0

Answer:

idk

Explanation:

You might be interested in
What reference source would you use to find the longitude of calcutta, india?
grandymaker [24]
The best reference to use will be AN ATLAS.
An atlas is a collection of maps. A map is a pictorial representation of an area of land or sea which shows all the physical features of that particular place. Many information about different places can be obtained from maps and these include the longitudes of different places.
8 0
3 years ago
Read 2 more answers
Describe the government structure of Rome?
Yuri [45]

Answer:

today it is Republican and aristocratic

6 0
3 years ago
The process of nitrogen fixation involved
valkas [14]
I believe the answer is B. decomposers moving nitrogen into consumers.
8 0
3 years ago
Read 2 more answers
Why were so many Anglo-Americans rushing into Texas, New Spain (later Mexico)?
katovenus [111]

Answer:

D) Manifest Destiny

Explanation:

Manifest Destiny -

In the 19th century , it was a belief that , the settlers were destined to expand in the North American region .

The three themes were as follows -

1. Duty to accomplish an irresistible destiny .

2. The special virtues of the people of America and American institutions .

3. To remake and redeem the west in an image of the agrarian American .

Hence , the correct answer is D) Manifest Destiny .

3 0
3 years ago
If the climate has always changed, why is it so important now?
horrorfan [7]

Answer:

The speed of the current climate change is faster than most of the past events, making it more difficult for human societies and the natural world to adapt. Now, day by day new technologies are invented, causing more pollution than in the past. It is important now because we are developing in very fast steps and something should be done.

8 0
2 years ago
Other questions:
  • How does the untouchable class differ from the higher varnas
    13·1 answer
  • On a topographic map, the farther apart the contour lines, the steeper the slope of the mountain or hill represented
    14·1 answer
  • What is the most important reason why South Africa began to invest heavily in infrastructure following apartheid?
    12·2 answers
  • The position of a place north or south of the equator is measured in ?
    10·1 answer
  • What do the inner planets have in common
    7·1 answer
  • Match it term to its correct definition. Superposition Cross-cutting relationships Unconformities Original horizontality A. the
    6·1 answer
  • 40% of the diamonds produced in the world come from ___________.
    8·2 answers
  • Explain the history of The Democratic Republic of Congo: its rulers, how it came under Belgian rule, and its fight for independe
    9·1 answer
  • 2. Three canyons in the southwestern United States are related; they share a common layer of sandstone. The common layer occurs
    10·1 answer
  • Why is Nepal called land of diversity​
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!