Category: Physics

What is the largest ray? Giant manta rays Is the pink manta ray real? The fish, who cruises the waters around Lady Elliot Island, is the only known pink manta ray in the world. First spotted in 2015, Inspector Clouseau has been seen fewer than 10 times since. Scientists with the Australian research group Project […]

Which of the following best explains the difference between transverse and longitudinal waves? Which statement best explains the difference between longitudinal and transverse waves? Longitudinal waves have troughs, while transverse waves have crests. Particles in longitudinal waves travel in the direction of the wave, while particles in transverse waves travel perpendicular to the wave. What […]

Is meat OK if it starts turning brown? Answer: The steaks should be fine. As the U.S. Department of Agriculture points out, it’s normal for fresh meat to change color during refrigerator storage. For instance, it’s common for beef to turn more of a brownish shade, due to oxidation. Is meat bad if it turns […]

How is Queen Elizabeth related to King George III? What relation is Queen Elizabeth II to King George III ? George III was her 3rd great grandfather. However her grandmother Queen Mary of Teck was also descended from George III – she and George V were 2nd cousins once removed. What made King George 3 […]

How heavy do you jump? As the person falls, there is no weight on the ground. At the moment he hits the ground, there is no weight on the ground, but it starts from zero and increases. After all is said and done, and the person is standing still, the weight is 180 lbs. Can […]

Is 23 a good room temperature? The best room temperature for your living room Most people find the ideal temperature in the living room to be between 19 and 22 degrees. Preferably, do not heat to more than 20 or 21 degrees. Is 15 degrees cold for a house? Below 13° – If your home […]

Is irony and sarcasm the same? Verbal irony is a figure of speech that communicates the opposite of what is said, while sarcasm is a form of irony that is directed at a person, with the intent to criticise. How are satire and sarcasm the same? Summary: 1. Satire is a literary genre which uses […]

What are 4 ways the Earth is being affected by climate change? Increased heat, drought and insect outbreaks, all linked to climate change, have increased wildfires. Declining water supplies, reduced agricultural yields, health impacts in cities due to heat, and flooding and erosion in coastal areas are additional concerns. What are the 10 primary indicators […]

What is the most famous cliff? The 16 Most Epic Cliffs In The World The Cliffs of Moher. Kalaupapa Cliffs, Hawaii, USA. Trango Towers, Pakistan. Preikestolen, Norway. El Capitan, California, USA. Bunda Cliffs, Australia. The Amphitheatre, South Africa. Étretat, France. Is there a minimum height for a cliff? Height is not the criteria for a […]

What is 21 cm radiation and why is it useful to astronomers? Why is it useful for studying the interstellar medium? With its long wavelength, the 21-cm radiation can easily pass through dust clouds without being scattered. Therefore we can detect clouds of cold hydrogen gas throughout the Galaxy, and determine their temperature and density. […]