Monthly Archives: October 2013

Basic Information about helium

Name: Helium Symbol: He Atomic Number: 2 Atomic Mass: 4.002602 amu Melting Point: -272.0 °C (1.15 K, -457.6 °F) Boiling Point: -268.6 °C (4.549994 K, -451.48 °F) Number of Protons/Electrons: 2 Number of Neutrons: 2 Classification: Noble Gas Crystal Structure: … Continue reading

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2 Ways to float a ballon w/o Helium

I love this A great lover of science @ Ahmed All

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Heliocentrism (: Who Knows the true :) transported from (Wikipedia)

“Heliocentric” redirects here. For the albums, see Heliocentric (Paul Weller album) and Heliocentric (The Ocean Collective album). Andreas Cellarius‘s illustration of the Copernican system, from the Harmonia Macrocosmica (1660). Heliocentrism, or heliocentricism,[1] is the astronomical model in which the Earth … Continue reading

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My thought about the gravity (by Ellery Schempp)

Warning: Gravity is Only a Theory by Ellery Schempp Published in the Humanist, September/October 2006           All physics textbooks should include the following warning label: This book contains material on gravity. Universal gravity is a theory, … Continue reading

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