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Tuesday 22 September 2020

Becoming a Martian

Good day everyone, our mission today was different because I will be sharing you guys my work on science which is our Hurumanu 3. Out task was to read an article about becoming a Martian, then after reading them we have to answer the questions that was related to the article. Becoming a Martian is an article by Clare Knighton. 

The questions:

1. When can a mission to Mars ( or from Mars) happen? Why?
Ans: From the article any mission to Mars can only leave or return from the mars, every twenty -six months. Where the two planets ( Earth and Mars ) are at the closest point in their orbits, So this means the very first astronaut ill be gone for a very long time, sometimes some people think" boots on Mars" will happen as soon as 2024.

2. What are two geological features of Mars?
Ans: The geological features of Mars are mountains, valleys and volcanoes. Guess what one of the volcanoes here in mars were three times bigger than the Mt Everest.

3. What is one possible solution from the story about oxygen on Mars?
Ans: On Mars the atmosphere is about 95 percent carbon dioxide, and breathing that could kill you because carbon dioxide would replace the oxygen into your red blood cells. So the NASA has this machine called MOXIE which uses electricity to split up carbon dioxide to carbon monoxide and oxygen,but the NASA were planning on splitting water into hydrogen gas and oxygen. Both of this methods can provide oxygen but they also required tons of energy, there some ways to get this energy and that is when u sue a special kind of solar panel that Wanamaker electricity from the sun. Magma's steam can used by geothermal power station on Earth, so the easiest solution would be to rely on bacteria and plankton, because this living organism would eventually convert CO2 into oxygen. 

4. If it doesn't rain on Mars, where does the water come from?
Ans: If it doesn't rain on Mars then that means there were no lakes, and rivers. The Martian rovers already discovered more ice underground. They found water in the polar ice caps, and these ice caps are all covered in a thick layer of frozen carbon dioxide. Only a tiny amount of water flows on the planet's surface that is when the temperature is warm enough, and this is full of toxic salts. You could look for water if you drill deeper, but the other option is to dig up the underground ice, and they use the heat to turn it to vapour. That vapour could tun into condense back, into a drinking water to get this vapour you'll need to extract it straight from the air. 

5. How will people get food on Mars?What is a possible solution?
Ans: Well if an astronaut would bring their own food, that food need to stay at least 26 months and they need to wait until the next supply rocket arrives. It's obvious if you want to have enough food in mars, you will need to grow plants on your own but the only problem was Mars doesn't have soil and the temperature there are cold. Martian people could also be grown in special nutrients water, but if you really want to live there and your too serious. You need to make the climate warmer like earth, because a warmer mars would means better chance of more water. How? One main idea was to use a giant mirror because these could orbit Mars and will direct sunlight onto the polar ice caps, melting all of the carbon dioxide.. Why? Because carbon dioxide is a green house which traps all of the heat, that gas could act like a massive blanket. In the mean time the weather would be warm enough for the plants to grow. 

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