Our earth :)

• Magma is the hot liquid rock under the surface of the Earth, it is known as lava after it comes out of a volcano.
  
• Natural gas doesn't have an odour, strong smells are added to it by humans so it can be detected when there are leaks.
  
• Hawaii is moving towards Japan at the speed of 10cm a year. This is because they are on different tectonic plates.
  
• The worlds largest desert is the Sahara, it covers about one third of Africa!
  
• Stretching out to an impressive length of 6696 kilometres (4160 miles) long, the Nile River is the longest river on earth.
  
• Mt Everest is the highest mountain on earth, its peak reaches 8,848 metres (29028 feet) above sea level.
  
• On average the Atlantic Ocean is the saltiest of Earth’s major oceans.

• Earthquakes that occur out at sea can cause huge tsunamis capable of reaching land and endangering people.
  
• Metamorphic rocks are formed by extreme pressure and heat.

• The Earth isn't perfectly round, it is slightly flattened at the north and south poles.
  
• Scared of the Bermuda Triangle? Despite its reputation it is actually part of a common sailed shipping route.

• Scientists have the dated the Earth as being between 4 and 5 billion years old!

• The Amazon rainforest is the largest tropical rainforest on Earth.

• Talc is the softest mineral found on Earth, reaching just 1 on Mohs scale of hardness, it is often used to make talcum powder.

• The Great Barrier Reef in Australia is the largest living structure in the world. 

• The Niagara Falls are located on the border of the USA and Canada.

• Rock found at the bottom of the Grand Canyon is around 2 billion years old.

• Although earthquakes can be deadly, most are very small and not even felt by humans.