Local Galactic Group
The Local galactic group is the term we use for a group of over thirty galaxies in our local vicinity. […]
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Liquid Nitrogen
Liquid Nitrogen is nitrogen gas (its normal state on earth) that has been cooled sufficiently enough for it to change
Lithium – alkali metal
Lithium is a soft silver-white metal with a range of applications including medication,batteries and fireworks. Basic Information Discovery of
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Fractions
Fractions another way of saying a part of something. What are fractions? Calculating Fractions Equivalent Fractions Simplifying or Reducing
Fractional Distillation
Fractional Distillation is the process used to separate a liquid mixture into its component parts or in some cases individual
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Structure of the Earth
Essentially the structure of the earth consists of a hard iron core which sits at the centre of a molten
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DNA
Deoxyribonucleic acid or DNA is found in every cell of every living organism on the planet. It is the code
Diamond Formation
Diamond formation occurs naturally in the earth’s crust but it is now possible to produce diamonds artificially in labs from
Deuterium
Basic Information Discovery of Deuterium Sources of Deuterium Uses of Deuterium Deuterium in stars Energy Production through Nuclear Fusion Ultra
Decay Chains
Decay Chains is the name given to the stages of radioactive decay of unstable isotopes or elements. Some radioactive