Is science the only way to know the truth? And while science is a powerful force in understanding the way the world works, it is not truth. To draw the distinction, there are facts. There are things we observe about the world around us. But science itself isn’t just a collection of facts about the […]
Do geese sleep while flying?
Do geese sleep while flying? Now, however, according to a new study from the Max Planck Institute for Ornithology, researchers have finally found evidence that birds do indeed sleep while flying. Why do birds fly in circles at sunset? Why do flocks of birds fly in a circle over the same place over and over […]
Which of the following action best describes conserving water?
Which of the following action best describes conserving water? Water is best conserved if it is used judiciously. What is the most appropriate use for graywater? Greywater is suitable for irrigating lawns, trees, ornamentals, and food crops. Is laundry water GREY water? Greywater is the waste water from showers, baths, spas, handbasins, laundry tubs, washing […]
What are the two major types of roller coasters?
Why is Feb only 28 days?
Who invented circular motion?
Who invented circular motion? Newton Why is circular motion important in our daily lives? Circular motion is very common and very important in our everyday life. Satellites, the moon, the solar system and stars in galaxies all rotate in “circular” orbits. The term circular here is being used loosely since even repetitive closed motion is […]
Does Red Cross pay for platelets?
Does Red Cross pay for platelets? Platelets can only be donated at select American Red Cross Donation Centers and it requires an appointment. You will be able to provide in one platelet donation what would normally be collected from up to five whole blood donations. In fact, some platelet donations yield enough platelets for two […]
What is the importance of mineral resources?
What is the importance of mineral resources? Their Importance: Essential for industrial and economic development of nations. Copper, tin & iron ore were essential to the ancient metal-using cultures of the Bronze & Iron Ages. What is the use of the following resources land? Land is used for various activities like obtaining natural resources such […]
Where I can ask questions and get answers?
Where I can ask questions and get answers? Herein find some best sites where you can ask questions and get answers from real people online. Answerbag. Yahoo! Answers. Blurt it. WikiAnswers. FunAdvice. Askville. Friendfeed. How do you ask Google a question? Ask a question On your computer, open Google. Search for a place. Under the […]
Why thick wires are used in transformer?
Why thick wires are used in transformer? When a transformer is in operation, there are ac currents in primary and secondary coils. This is the most important for the high current winding (the secondary coil of a step-down transformer). Thick copper wire is used for this winding, because thick wire of low resistivity has a […]