WHATS THE ANSWER TO 1 AND 2 ASAP PLEASE HELP

D and B

Explanation:

Solar cells soak up the sun which converts to chemical energy, and that's basically the way how light bulbs light up.

Hope this helps!

evidence and logical support is essential for a scientist to do in order to maintain credibility. this is because no one can believe without any logic and without any evidence.hence a scientist can maintain credibility by proving himself and by answering logically so experiments prove very beneficial. logical hypothesis give conclusion which is acceptable. therefore, there are two main factors to maintain credibility by a scientist is evidence and logical support.

b is the answer and if you need further with anything message me