#605 How can an eagle see so far?
How can an eagle see so far? Eagles can see about eight times farther than humans because the cones in their eyes are very small and tightly grouped together. There…
How can an eagle see so far? Eagles can see about eight times farther than humans because the cones in their eyes are very small and tightly grouped together. There…
Why is lead poisonous? It settles in cells and interferes with many different enzymes, preventing the cells from working properly. Lead is a heavy metal that is very dense. It…
How do people predict the weather? These days, by using AI and supercomputers. People have tried to predict the weather for millennia. When most of the population were involved in…
How long did it take for the sun to get hot? Approximately 10 million years for it to start burning. The sun is hot because of nuclear fusion, which is…
When did oxygen appear on Earth? Oxygen appeared on Earth between 2.4 and 2.2 billion years ago. The air we breathe is not made up mostly of oxygen. It is…
What is a marsh and a swamp? A marsh is a wetland on the edge of a lake or stream that is often flooded by water. A swamp is a…
Why do crabs walk sideways? They walk sideways so they don’t trip over their legs. However, some crabs do walk forwards. There are many different species of crab and they…
Why was the Hoover Dam so difficult to build? Because the river was very strong and the dam was so big, the concrete would take 125 years to set. A…
What was the last Apollo mission? The last Apollo mission was Apollo 17. The Apollo program stretched from 1967 until 1972. There was supposed to be an Apollo 18, 19,…
How can we catch a ball without looking at it? It is a combination of proprioception and the brain’s ability to predict. What is proprioception? It is the ability to…