Earth Site Education

Metis – Moon of Jupiter

Metis – Moon of Jupiter

Metis is one of Jupiter’s many moons, which is currently believed to have at least 63. It is one of four moons that make up the ‘Inner Group’. Where in the Solar System? The Inner Group Metis     Where in the Solar System?   Metis is...

Martian Moons

Martian Moons

In the August of 1877 an American astronomer was looking at Mars in hopes of discovering a moon. He instead discovered two Martian Moons; Deimos and Phobos.   Naming the Moons of Mars Shape and Orbit of the Martian Moons Origin of the Martian Moons Phobos Deimos...

Mammals

Mammals

The term Mammals is the name given to a group of animals that produce milk for their young (in mammary glands) which currently accounts for 5,000 species.     What are Mammals? Rise of mammals Common characteristics Hair Three Middle Ear Bones Milk...

Local Galactic Group

Local Galactic Group

The Local galactic group is the term we use for a group of over thirty galaxies in our local vicinity.     What is our Local Galactic Group? Which Galaxies makeup our Local Galactic Group? Milky Way Group Andromeda The Triangulum spiral Galaxy (M33) Galaxies...

Liquid Nitrogen

Liquid Nitrogen

Liquid Nitrogen is nitrogen gas (its normal state on earth) that has been cooled sufficiently enough for it to change into its liquid state. What is liquid Nitrogen? Where Does Liquid Nitrogen Come From? Use of Liquid Nitrogen Use of Liquid Nitrogen in Science Medical...

Hydrogen

Hydrogen

Hydrogen is the lightest and most abundant element in the universe. Basic Information Discovery of Hydrogen Sources of Hydrogen Uses of Hydrogen The Hydrogen Bomb Airships Hydrogen Fuel Cells Hydrogen’s Cell Structure Absorption Lines of Hydrogen Emission Lines of...

Fractions

Fractions

Fractions another way of saying a part of something.   What are fractions? Calculating Fractions Equivalent Fractions Simplifying or Reducing Fractions Improper Fractions Adding Fractions Adding Fractions with the Same Denominator Adding Fractions with Different...

Fractional Distillation

Fractional Distillation

Fractional Distillation is the process used to separate a liquid mixture into its component parts or in some cases individual elements.   What is Fractional Distillation The fractioning chamber or fractioning column Fractional Distillation of Air Fractional...

Structure of the Earth

Structure of the Earth

Essentially the structure of the earth consists of a hard iron core which sits at the centre of a molten liquid sphere surrounded by a solid crust of rock. But there is much more to these layers each with very specific properties which are required for life on earth....

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