Summer vacation on the beach and the sun. the sand is warm, palm trees create shadeSummer vacation on the beach and the sun. The sand is warm, palm trees create shade
When it's day on one half of the earth, it's night on the otherWhen it's day on one half of the Earth, it's night on the other
The f-15 fighter creates the prandtl-gloert effectThe f-15 fighter creates the Prandtl-gloert effect