Answer:
taking data from a population rather than a specific group of people to gather information from
(random and most representative on a large scale of people)
Answer:
Option C. Is used to cool the drill bit and to flush rock cuttings up and out of the drill hole
Explanation:
Drill mud plays a vital role in the drilling process. Its addition into the well-bore does a lot in enhancing the drilling processes and activities.
Among other importance and function of the drill mud /fluid:
1. It is used to cool off the drill bit
2. It flushes rock cuttings out of the drill hole
3. High pressure control
4. Providing buoyancy
5. Lubrication
<u>Answer:
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Once Earth-like planets are identified, the next step would be to check the habitability.
<u>Explanation:
</u>
- Space exploration is meant to understand the outer celestial structures by developing and implementing space technologies. Once the objects are traced out, next step would be to check the habitability.
- This includes various features like climate, temperature, water composition, UV light etc. Ultra Violet radiations could help to start life on any planet as they are the building blocks of life.
I think this is true, but check the other answers to make sure. i hope this helps you.