What is plate tectonics? Earthquakes and volcanoes
Plate tectonics: The world as seen from space (flattened out) The continents move around When you look at a map of the world, it seems as though it was always [...]
Plate tectonics: The world as seen from space (flattened out) The continents move around When you look at a map of the world, it seems as though it was always [...]
If it's colder, rain may fall as snow. About two and a half billion years ago, the Earth finally cooled down enough for it to snow for the first time. Most of the [...]
Molten lava: the beginnings of planet Earth What is the Earth made of? Most of the molecules that smashed together to make the Earth were iron. The smashing together released a [...]
The Hindu god Shiva Shiva was a Hindu fertility god, who made the crops grow. He was not mentioned in the Rig Veda, about 1000 BC, and seems to have come into Hinduism later than [...]
Indian woman from the Mauryan period (ca. 200 BC), about the time of this Cinderella story How old is the story of Cinderella? This story comes from the Sanskrit epic poem [...]
Indian Monsoon - early Indian environment The monsoon was the big weather event In much of India, there was only one big weather event every year, and that was the monsoon. Most [...]
Himalaya Mountains India breaks off of Africa About 55 million years ago, plate tectonics made the land that is now India break off from what is now Africa. At this [...]
Up in the Alps in Switzerland Which mountains are the highest in the world? Practice graphing and see how much higher some mountain chains are than others. The highest peaks [...]
Tertiary period: Large animals evolved like moose Dinosaurs become extinct The Tertiary period begins with the catastrophe that killed off the dinosaurs at the end of the Cretaceous Period, about 65 [...]
Himalaya Mountains: part of the Chinese environment China's like a staircase Sometimes people describe China's landscape as being like a staircase with three steps. The top step of this Chinese [...]