Which of the following has a greater density:
a bar of gold or a block of wood?
(assume that both the bar and the block have the same lengths, widths, and heights.)
bar of gold
they have equal densities.
block of wood
there is not enough information.

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.