类别 全部 - experiment - elements - forces - biochemistry

作者:nada darwish 12 年以前

283

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The universe's origins trace back to the Big Bang, which marked the transformation from nothing into everything. As the universe expanded, fundamental forces like weak nuclear, strong nuclear, electromagnetic, and gravitational began to shape its structure.

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outer space and life

new born star

helium and hydrogen

death of a star

iron overlod
high pressure

explosion

main forces

electromagnetic
gravitational
due to realtively different masses
weak nuclear
strong nuclear

big bang

transformation of nothing into everything
start of the universe

before life

magma oceans
huge tides
lightnings

basic blocks of life

main elements
92 elements
hydrogen converted to helium

converted to large and massive elements

evidence of life from stars

elements of stars contributed in the existence of our ancestors
raw materials
elements fell from outerspace
PAH
space simulation

an experiment was conducted by having a vacuum and detecting the elements

molecules that help in creating life
elements found in space are used in biochemistry