An increase in which sound wave characteristic would result in an increase in loudness?
a. speed
b. wavelength
c. amplitude
d. period

oceans

indian ocean

pacific ocean

atlantic ocean

arctic ocean

southern ocean

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.

to this one it would be receptive field