Answer:
The centre
Explanation:
The reason is that there's less friction at the center.
Hope this makes sense! If you have further questions, let me know!
- profparis
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Answer:
i believe its A because i studied this
Explanation:
Correct answer - Tetrahedral, planar or flat.
Why? - When carbon forms single bonds with other atoms, the shape is tetrahedral. When two carbon atoms form a double bond, the shape is planar, or flat. Single bonds, like those found in ethane, are able to rotate.
<span>When the microscope was invented, it helped the cell theory. This invention allowed scientists to see that everything was made up of cells and see what cells do. They needed this invention in order to see that cells existed and study them more in depth.</span>
The answer is C) Ecological niches become available for organisms to evolve into by adaptive radiation
