What are predator prey dynamics? Predator prey dynamics refers to the connection between the number of predators and the number of prey. If one number goes up, the other goes up, and then they drop again until the numbers balance. We might imagine that the number of rabbits and the number of foxes are always […]
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How do mangrove trees live in saltwater? Mangrove trees are able to live in saltwater because they have a way of removing the salt from the water. Because of this, they are usually found in seawater, or very salty still water. There are a lot of organisms that can survive in salt water and a
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Is there any basis to the legend of Atlantis? No, there is no basis to the legend of Atlantis. It was invented by Plato to serve a purpose in his writings and was not based on anything. There was an event that could have been an inspiration for Atlantis, but there is no direct connection.
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What is a lava cricket? Lava crickets are a species of cricket that appear on freshly cooled lava and don’t seem to live anywhere else. Not a lot is known about them. The Latin name for the lava cricket is Caconemobius fori. They are also called lava crickets, dark lava cricket, or ‘ūhini nēnē pele
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When was the compass invented? The compass was invented in China in the 4th century BC. However, it wasn’t used for navigation until over a thousand years later, also in China. A compass works because our planet has a magnetic field. The magnetic field is generated by the spinning ball of iron at the center
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How can carbon be captured? There are many ways carbon can be captured when it is produced and then stored. However, it is much easier to stop carbon at source than it is to take carbon out of the atmosphere once it is already there. Let’s look at some methods to stop the carbon before
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What is the IoT? The IoT is the Internet of Things, and it refers to all of the physical objects that are connected to the Internet. The term Internet of Things was coined in 1999 by a computer scientist called Kevin Ashton. He had been tasked by Proctor & Gamble to come up with a
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When was the first postal service? There have been postal services for thousands of years, but they took on a very different form to the modern postal service. The concept behind the modern postal service started in the 19th century. Since people have been able to write, there has been a need to send and
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How does YouTube learn what I want to watch? YouTube basically knows what types of videos you watch and how long you watch them. It has a lot of other information as well, but it does its best to match new videos with the type of video you are always watching. All social network sites
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How is nanotechnology used in medicine? Currently, nanotechnology is used to deliver drugs, improve diagnostics, and help regenerate after illness or surgery. Modern technology is still limited, and the future of nanotechnology could bring an amazing revolution in medicine. Let’s look at what nanotechnology is, how it is currently used, and how it could be
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