WebOne billion years may be called an eon in astronomy or geology. Previously in British English (but not in American English), the word "billion" referred exclusively to a million millions (1,000,000,000,000). However, this is no longer common, and the word has been used to mean one thousand million (1,000,000,000) for several decades. WebAug 27, 2024 · A light-year is the distance light travels in one Earth year. One light-year is about 6 trillion miles (9 trillion km). That is a 6 with 12 zeros behind it! ... It is 13.4 billion light-years away, so today we can see it as …
If we lived for a billion years what would our days be like?
WebThe earliest fossil evidence of life. The earliest evidence of life on Earth comes from fossils discovered in Western Australia that date back to about 3.5 3.5 billion years ago. These fossils are of structures known as stromatolites, which are, in many cases, formed by the growth of layer upon layer of single-celled microbes, such as ... WebIn 800 million years, carbon dioxide (C02) levels will drop dramatically, and photosynthesis will no longer be possible. Free oxygen (O2) and ozone (O3) will disappear from the … how many people will get cancer
31 Utterly Terrifying Things that Scientists Say Could Happen in the Fut…
WebJan 25, 2024 · This is how the western hemisphere of the Earth may have appeared 200 million years ago ... plates likely began about 3.5 billion years ago. ... unite to form one … Web14 hours ago · chile, if the earth's been a thing for over 1 billion years, why are we only in year 2024 ??? #whenieatedthecooch… — RAPH? 14 Apr 2024 02:22:36 WebArtist's concept of the Earth 5–7.5 billion years from now, when the Sun has become a red giant. While the future cannot be predicted with certainty, present understanding in various scientific fields allows for the prediction of some far-future events, if only in the broadest outline. [1] [2] [3] These fields include astrophysics, which ... how can you tell if your computer is bugged