the study of spectral lines from messier 81 suggests that is moving toward earth. identify the color toward which these spectral lines shift when viable light from the messier 81 galaxy is observed on earth.

creative diagnostics provides a protocol for total protein extraction based on ripa which is widely used.

when the displaced particles are perpendicular to the direction the wave travels, is called a transverse wave, whereas in longitudinal wave the displace practices are parallel to the direction of the wave.

in the given image:

first image shows - longitudinal wave

second image shows - transverse wave

third image shows - longitudinal wave

fourth image shows - longitudinal wave

it’s

explanation: