books the atom in the earth
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# Atoms in the Universe and the Earth
# What is the heaviest substance on earth?
# Earth's equatorial circumference
# Earth's components
# Earth's layers
# Earth's gravity
# Collisions and the Earth
# Earth's surface
# How much is the Earth's circumference
# How much does the Earth's surface
# Is the Earth the center of the universe?
# About the structure of the Earth
# On the theories of the remoteness of the Earth
# Introduction to the Earth
# Earth and its relationship to the environment
# Earth's characteristics
# The Earth is leaning on a string
# Earth Day
# What is the diameter of the earth?
# How many oceans are there on earth?
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Source: mawdoo3.com
الذرة في الكرة الأرضية (Info)
تمّ حساب عدد الذرّات الداخلة في تكوين الكرة الأرضية من خلال نظرية التضخم الكوني، حيث يقدّر عدد الذرّات في العالم بما يتراوح بين 4×1078-6×1079، كما ترجّح بعض النظريات بأنّ عدد الذرّات في العالم لا يمكن حسابه لكون العالم لا يتكوّن من عدد لا نهائي من الذرّات.
