An object is in motion if its distance relative to another object is changing. To tell if an object is moving, you use a reference point. If an object's distance from another object [reference point] is changing. A place or object used for comparison to determine if something is in motion.
I'm not too sure if this is what you needed go know, I hope it helped
The answer is D. Scientists used evidence, analysis,and experiments to disprove alchemy
Inside the Nucleus of an animal
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Explanation:
location= Know how it is found on the map
Region=. see grouping of landscape or culture