Answer: b is sedimentary. c is metamorphic. and a is igneous.
Explanation:
I believe that is true.
hope this helps!
The very first option is correct, as any other answer is either incorrect in terms of optics or does not stop you from seeing the apple.
The core has positive charge<span>, the electrons have negative </span>charge. When you are rubbing<span> the </span>glass rod<span> with the </span>silk cloth<span>, electrons are stripped away from the atoms in the </span>glass<span> and transferred to the </span>silk cloth<span>. This leaves the </span>glass rod<span> with more </span>positive<span> than negative </span>charge<span>, so you get a net </span>positive charge<span>.</span>