Science

Why do pools look blue? “”When you have a small volume of water, such as in a drinking glass, it looks colorless. “”You notice the blue effect when you have a large volume of water because of the way molecules are slightly absorbing light from the red end of the spectrum. Read more on www.cnn.com … Read more

What is called zoology? zoology, branch of biology that studies the members of the animal kingdom and animal life in general. Read more on www.britannica.com The scientific study of animals, including their physiology, genetics, behavior, and evolution, is known as zoology. The smallest insects to the largest marine creatures are all included in this broad … Read more

What’s the difference between a marine biologist and an oceanographer? One distinction that has been made between the fields of marine biology and biological oceanography is this: marine biologists study the plants, animals and protists of our estuaries, coasts and oceans, ranging from whales to microscopic algae and bacteria, and biological oceanographers study marine organisms … Read more

Can salt make an egg float? Saltwater is denser than fresh water because of its salt content. The egg will sink in the fresh water because it has greater density than the water. The egg will float in the salt water because when salt is added to water its density becomes greater than that of … Read more

Are Pop Its waterproof? pop sound. Once you’ve pushed them all, turn it over and start the game again. There are no loose or noise-making pieces, making it great for playing in the car, bus, or plane, in a restaurant or at school. It’s water-resistant, so you can play with it anywhere, even during bath … Read more

Why does my skin look so good after working out? “”The post-gym ‘glow’ that people describe is likely a combination of the increased blood flow [which can promote circulation in the skin], dewy appearance from sweat, and the endorphins released during exercise,”” said Dr. Kathleen Cook Suozzi, assistant professor of dermatology at the Yale School … Read more

How tan Do you get after one session? Usually, the skin will not tan after the first session, and the results only become visible after 3-5 sunbed tanning sessions. These sessions allow the skin to oxidize its melanin, darken the cells, and produce a tan. Lighter skin types may need a few extra sessions for … Read more