IDENTIFICATION OF RESEARCH PROBLEM
CHOOSING A TOPIC DEFINING A RESEARCH QUESTION
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 Question 
 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
 
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 Which of these is the BEST choice for an research question for a research paper about life on planets? 
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  Which planets do we know have life on them? 
 
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  What factors affect a planet’s ability to sustain life? 
 
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  Why would being the closest or farthest planet from the sun affect the ability to sustain life? 
 
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  Why is there no life on the moon? 
 
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 Explanation: 
Detailed explanation-1: -Plants have specific needs-light, air, water, nutrients, and space-to survive and reproduce. Almost all plants need these five things to survive: Light. Air.
Detailed explanation-2: -Earth is unique in the Solar System as being the only planet that is able to support life in all its forms: from basic living micro-organisms to highly sophisticated and intelligent human beings.
Detailed explanation-3: -Right distance from their star. More or less circular orbit. Stable rotational axis. Some water, but not too much. No hydrogen-rich atmosphere. Plate tectonics. Magnetic field. 23-Apr-2021
 There is 1 question to complete.