What is C in Einstein equation? Now we’re getting to the c² part of the equation, which serves the same purpose as the star-on and star-off machines in “The Sneetches.” The c stands for the speed of light, a universal constant, so the whole equation breaks down to this: Energy is equal to matter multiplied […]
What is the cheapest oil has ever been?
Which is more permeable silt or sand?
Which is more permeable silt or sand? For example, a sandy soil will have larger porosity than silty sand, because the silt will fill in the gaps between the sand particles. But it would a lower permeability because the water would have a “harder” time getting through because there would be less space for it […]
Is light or dark wood floors better?
Is light or dark wood floors better? There will be a higher chance of scratches and scrapes, which light hardwood can hide better than dark hardwood. While you’re free to mix and match styles, many homeowners find that darker hardwood flooring lends itself to a more rustic design, while lighter wood is used to create […]
Is centrifugal a real word?
Is centrifugal a real word? Centrifugal is fake and pushes away from the center. To look up their word-origins, I used the Online Etymology Dictionary. First I looked up “centripetal”. Centripetal force is the force REQUIRED for circular motion. What is known as centrifugal force? Centrifugal force, a fictitious force, peculiar to a particle moving […]
When should I worry about a rash?
When should I worry about a rash? If you have a rash and notice any of the following symptoms, see a board-certified dermatologist or go to the emergency room immediately: The rash is all over your body. A rash that covers the body could indicate something concerning, such as an infection or allergic reaction. You […]
Will you say a body is in uniform acceleration?
Is Can you please a question?
Is Can you please a question? Senior Member. “Can” and “could” are both equally polite – the key word is “please”, which is present in both sentences. The sentence beginning with “please can…” is a question, and it should have a question mark. It is a mistake/omission by the writer. Could you please help me […]
What frequency does television use?
What frequency does television use? In the US and Canada, the VHF television band occupies frequencies between 54 and 216 MHz and the UHF band between 470 and 890 MHz. In general, VHF channels are numbered 2 to 13 and UHF channels 14 to 51. What frequency are digital TV channels? Digital TV (Freeview) Frequencies […]
How accurate are IR thermometers?
How accurate are IR thermometers? To make things worse, infrared thermometers have an accuracy of ±3 degrees. That means your recorded temperature could potentially indicate hypothermia or fever, even if your body temperature is actually normal. Why does my infrared thermometer read low temperature? The “Lo” could be caused by measuring room or “air” temperature […]