Is cocaine natural? The main ingredient in cocaine comes from a natural plant, but it needs to be processed. Cocaine is a stimulant taken from the leaves of the coca plant. The Coca plant grows in South America, on the lower slopes of the Andes. Because it is such a valuable crop, cultivation has spread […]
#947 Is cocaine natural? Read More »
What happened to Kaiser Wilhelm? He was given asylum in the Netherlands, where he lived until he died in 1941. Wilhelm became Emperor of Germany and King of Prussia in 1888. Germany was not a unified country until after the end of World War 1. What we know now as Germany was a collection of
#946 What happened to Kaiser Wilhelm? Read More »
How is silk made? It is made from the cocoon of the silkworm. Silk is a natural material that has been around for over 5 thousand years. Silk was first made by the Yangshao culture in China in the 4th millennium BC. One legend has it that an Empress was drinking tea and a silkworm
#945 How is silk made? Read More »
What could the 10 plagues in the bible have been? Assuming they actually happened, they could all have rational explanations. However, the evidence shows that they were not a real event. The ten plagues appear in the Book of Exodus in the Old Testament. The story is that the Israelites were enslaved by the Egyptians
#944 What could the 10 plagues in the bible have been? Read More »
Why can grasshoppers jump so high? They can store energy in their exoskeleton and release it like a spring. Grasshoppers are not all the same. They are a small group of insects in the Caelifera family, which contains about 12,000 species. Locusts are grasshoppers and they belong to this family, and many other insects that
#943 Why can grasshoppers jump so high? Read More »
What is a failed state? It is a state that can no longer control its own security and does not have control over its territory, borders, economy, and people. The expression “failed state” hasn’t been used since 2014 because it has the nuance that a state cannot be saved. The correct expression is “Fragile State”.
#942 What is a failed state? Read More »
What is asbestos? Asbestos is a material made of lots of mineral fibers. It can be woven into shapes and it is fire-resistant. Asbestos is a natural mineral that is mined and then processed. There are six different types of asbestos, and they are divided into two categories: amphibole and serpentine. The fibers in the
#941 What is asbestos? Read More »
How does autofocus work? Active autofocus works by calculating the distance to the object and passive autofocus works by using contrast sensors to analyze the image. How does a camera focus? Cameras focus in the same way that our eyes do. Light waves are reflected off objects and they enter our eyes or a camera.
#940 How does autofocus work? Read More »
How do polar bears find enough food? By having an exceptional sense of smell, a lot of patience, and a very efficient digestion. Polar bears are the largest bear species by far. An adult male can weigh close to 800 kg, and they are about 160 cm at the shoulder. When they stand up and
#939 How do polar bears find enough food? Read More »
How deep is the desert? Depending on the desert, the sand is between 1 m and 43 m deep. Although, if you count to the top of the largest sand dunes, they could be several hundred meters deep. Also, if we are talking about deserts and not just sandy deserts, the ice on Antarctica is
#938 How deep is the desert? Read More »
