Where Does Coal Come From?
Where Does Coal Come From? Coal comes from the remains of trees, shrubs, and plants that grew millions of years ago, in tropical wetlands, such as those of the...
Read MoreWhere Does Coal Come From? Coal comes from the remains of trees, shrubs, and plants that grew millions of years ago, in tropical wetlands, such as those of the...
Read MoreAn anticyclone (that is, opposite to a cyclone) is a weather phenomenon. The name anticyclone was first introduced by Sir Francis Galton, the English meteorologist, in...
Read MoreWhere Is the Gulf Stream? The Gulf Stream is in the Atlantic. It is a warm ocean current which flows steadily from the Gulf of Mexico north-eastwards. One branch...
Read MoreWhat Is a Depression? A depression is an area of low pressure, usually bringing unsettled weather. A deepening depression has a lowering of pressure at its center. The...
Read MoreWhy Do School Buses Open Their Doors at Railway Crossings? The bus driver is required to stop at the railroad grade crossing, open the door to the bus, listen for any...
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