Question

why do the sun go on shiny?
why do the bird go on singing?
why do the fish go on swimming?
why the sky is blue?
tell me what is inertia?
why do the human needs oxygen?
i'll give the smartest answer the brainliest answer.

Answer 1

human beings need oxygen to survive.
inertia is the tendency to do nothing or remain unchanged.

Answer 2

A2 Birds sing to communicate and mate with other birds..

A4 Due to scattering of light particles.. ‘AZURE’ colour is visible to our eyes AS blue light has the shortest wavelength

A6 All the body processes require oxygen .. for example our brain needs oxygenated blood for carrying out signals and other processes .. that’s basically why we need oxygen