Salutations!
Aristotle first proposed that ____ was at the center of the solar system.
Aristotle first proposed that earth was at the center of the solar system.
Thus, your answer is option C.
Hope I helped.
The plumb pudding model is based on the idea that the pudding in a bowl is all positively charged, with the plums dispersed in the pudding being the negatively charged particles.
Actually, I strongly believe it is a switch.
Answer:
ethane=c2h6
ethyne=c2h2
ethene=c2h6
Explanation:
ethane has single bond between carbon atoms(it is alkane.) ethyne has triple bond between carbon atoms(it is alkyne) ethene has double bond between carbon atoms (it is alkene)