Why is old faithful so FAITHFUL?

 

Tourist flock to see this

 geyser blow its top -

Launching superheated water vapour up to 185 feet high- every 92 minutes in yellow stone national park, U.S.A . Geysers are rare geological features and old faithful is doubly rare for its regularity. Researchers were baffles by the punctuality of eruptions until recently. It turns out that a large chamber beneath old faithful fills with steam bubbles

Boiled by the molten  magima below. Those bubbles become trapped in a tube that leads to geysers mouth. That tube fills gradually with water,the pressure builds and - Whoosh - old faithful erupts right on the schedule.

Why are white cliffs of dover white?

Tiny creatures are responsible for this color.

The cliff began to form 70 million years ago 

When a shallow sea covered the region,microscopic algae called coco -lithospores floated in the sea ,when they died their white calcium skeleton sunk to the bottom forming a white mud that grew thicker over time. When the sea receded ,the mud dried into the white ,crumbly chalk.

Why do diamond last forever?

Earths most valuable gemstone is also its hardest natural surface. Only a diamond can scratch a diamond. Clusters of carbon atom mash together over a billions of years into dense and rigid pattern. The end results- DIAMOND. Eventually lava pushes these rocks into the surface,where they look like more like pieces of glasses then glittering jewels until the jeweler cut and polishes them.

What's the largest diamond?

Weighing 1.37 pounds and measuring more than 4 inches (10cm) ,the Cullinan diamond is the largest diamond ever found. It was cut into 9 other diamonds which has an estimated value of $400 million.

What's the rarest kind of diamond?

Diamonds form in variety of colours from white to black,blue to green ,pink to purple but he rarest is red. Red diamond result from rare quirk in the carbon molecular structure.

What's the most cursed diamond?

Its been worn by kind and queens and swiped by the jewel thieves and once feared lost in the shipwreck. But the hope diamond is known for its history of unhappy owners.

King Louis XVI lost his head in the French revolution. It was later denoted to Smithsonian institution.

Why is grand canyon so grand?

Carving through 277 miles of Arizona.

Grand canyon exposes millions of years of geological history  in layers and layers of colorful rocks. Canyon is the proof of power of water over a stone. The raging waters of Colorado river carved the canyon over million of years - a process known as erosion.