I learned this today. Antarctica is a polar desert because it has less than 250mm a year of precipitation, which is the set amount to be classified as a desert. However, it is classified as an ice cap climate because it isn’t hot enough to be called a desert. Deserts can be classified using the […]
#167 Is Antarctica a desert? Read More »
I learned this today. The different rocks of Stonehenge came from three different places. Stonehenge was probably built between 3000 and 2000 BC. Originally, it was constructed with wood. Wooden posts dating from 8000 BC have been found there, suggesting that it has been a place of significance for a long time. The first Stonehenge
#141 Where did the stones of Stonehenge come from? Read More »
I learned this today. Tectonic plates move because the weight of their cold dense side pulls them into the mantle of the Earth. This is called slab pull. Hot things rise and cold things sink. This occurs because hot things have more energy than cold things, so the atoms move more and spread out. This
#74 Why do tectonic plates move? Read More »
I learned this today. The Panama Canal has reduced the journey from the Atlantic Ocean to the Pacific Ocean by 8,000 nautical miles (14,818 km), about 22 days. Before the Panama Canal was built in 1914, boats would have to either sail around the southernmost point of South America or up through the Bering Strait.
#66 How much time does the Panama Canal save a ship? Read More »
I learned this today. Hurricanes and tornados are not the same thing. Hurricanes, typhoons. and cyclones always form over the sea. Incidentally, hurricanes, typhoons, and cyclones are all different names for the same thing, except they form in different places. Hurricanes are tropical storms that form over the North Atlantic Ocean and the Northeast Pacific.
#19 Are hurricanes and tornados the same thing? Read More »
I learned this today. The Earth wouldn’t really have seasons if it wasn’t tilted on its axis, and that is thanks to the moon. The Earth is tilted at an angle of 23.5°. If the Earth was completely straight, we would have mild temperature changes as the Earth moved closer and farther away from the
#6 Why does the Earth have seasons? Read More »
