Chemistry is for people interested in science, which is not all people.
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Hydrogen is represented by the symbol H
There are nearly 7 Billion people on planet Earth
The average diameter of the Earth is about 12,742 km
Raw horse meat is a popular food in Japan.
Astronomy is not the same as astrology, although 83% of people don\'t know that.
The term Universe may be used in slightly different contextual senses, denoting such concepts as the cosmos, the world, or Natur
Earth is the fifth-largest of the eight planets in the Solar System
Moon is a Germanic word, related to the Latin mensis
The Moon is Earth's only natural satellite
The Solar System consists of the Sun and those celestial objects bound to it by gravity
About three-quarters of the Sun's mass consists of hydrogen, while most of the rest is helium
Earth is the third planet from the Sun
The Sun has a diameter of about 1,392,000 kilometers
The Moon is the only celestial body on which human beings have made a manned landing
The Moon's diameter is 3,474 kilometres
The Moon makes a complete orbit around the Earth every 27.3 days
Hydrogen is the lightest and most abundant chemical element, constituting roughly 75 % of the Universe\'s elemental mass
Several mechanisms have been historically proposed for the Moon\'s formation 4.527 ± 0.010 billion years ago
Raw horse meat is a popular food in Japan.
The Moon is the only celestial body on which human beings have made a manned landing
