Which electromagnetic wave has the same wavelength as the tip of a pencil?

They carry out the exchange of gases as we breathe ( oxygen and carbon dioxide).

Compound with sulfer  is bright red 

Aseasonal prevailing wind in the region of south and southeast asia, blowing from the southwest between may and september and bringing rain (the wet monsoon ), or from the northeast between october and april (the dry monsoon ).

Hello,#agreed with joseph002.i got my source also from  source: hope this