Na schemacie został przedstawiony ruch obiegowy ziemi

In 1915 the german geologist and meteorologist alfred wegener first proposed the theory of continental drift, which states that parts of the earth's crust slowly drift atop a liquid core. the fossil record supports and gives credibility to the theories of continental drift and plate tectonics.

What causes the cyclical changes in the appearance of the moon?

Hey, i was what is consisted in a sustainable city? like what unique designs they have, etc. for answering ; )