Rainbows are created by the interference of light and dark waves. The shorter light waves are scatte

17 بازدیدها· 03/02/23
ElemScienceMath
ElemScienceMath
2 مشترکین
2
که در

Please optimize the following text for SEO: PBS Member Stations rely on viewers like you. To support your local station, go to: [a]http%3A%2F%2Fto.pbs.org%2FDonateOKAY[/a

بیشتر نشان بده، اطلاعات بیشتر


 0 نظرات sort   مرتب سازی بر اساس


تا بعدی