Question

mars milestones by decade
here are some of the successful mars missions from various countries and their goals.
1960s • fly - by planet and return first images in black and white (us)
1970s • successfully land on surface, gather data (us/ussr)

• map surface, search for evidence of life (us)

1990s • look for signs of water; return data on seasons and weather; prove that rovers can travel surface and collect data; first color image of mars (us)
2000s • orbit and study planet (european space agency)

• return first high - resolution images, rove 28 miles, find evidence of recent volcanic activity (us)

2010s • find proof of organic matter (carbon compounds formed by living organisms) in soil (us)

• explore surface, mineralogy (india)
• find atmospheric gases that suggest presence of life (esa/russia)
• discover liquid water below southern ice cap (italy)

2020s • study atmosphere (united arab emirates)

• land rover (china)
• first color aerial picture of mars’s surface (us)

answer the questions.

1. what decade was the first successful landing on the surface of mars?
2. what country discovered liquid water below an ice cap?
3. has organic matter been found in the soil? when and by whom?
4. which milestone do you find the most interesting? explain.

note it!
list three facts about the exploration of mars. include the decade.

Explanation:

1. From the text, it is stated that liquid water below an ice - cap was discovered in the 2010s by Italy.
2. The text mentions that the US found proof of organic matter in soil in the 2010s.
3. Answers may vary for this subjective question. One could argue that finding organic matter is interesting as it could be related to the possibility of past or present life on Mars.
4. Answers will vary based on personal interest. For example, some may find the first color aerial picture of Mars's surface in the 2020s interesting as it provides a new perspective on the planet.

Answer:

1. 2010s, Italy
2. US, 2010s
3. Answers may vary. For example: Finding organic matter in the 2010s is interesting because it could indicate past or present life on Mars.
4. Answers may vary. For example: The first color aerial picture of Mars's surface in the 2020s is interesting as it gives a new view of the planet.