How dangerous is a whirlpool?

How dangerous is a whirlpool? Whirlpools can be very dangerous and can cause drowning. Despite the danger, whirlpools are a fascinating natural phenomenon. Many people enjoy watching strong maelstroms spin away from the safety of dry land. Can you die from a whirlpool? The power of natural whirlpool is often exaggerated by fiction, as there […]

Why is rainwater not neutral?

Why is rainwater not neutral? Not all rain can be considered pure water. Pure water is neither alkaline nor acidic. As rain falls from the atmosphere the impurities it collects changes the pH of the rain water, making it slightly acidic. How do you increase the pH of rainwater? If you need to raise the […]

Why can you not fart in space?

Why can you not fart in space? The lack of gravity in space means the air in astronauts’ stomachs doesn’t separate from ingested food, so burping could expel more than just gas. Spaceflight missions also avoid serving high-flatulence foods, like Brussels sprouts and cabbage, to avoid “flammable butt gas” that’s hazardous in pressurized cabins. What […]

Why do things stick to glass?

Why do things stick to glass? The short answer is that glass–an amorphous compound containing primarily silicon and oxygen–tends to form something known as silanol on its surface. They form hydrogen bonds with liquid water, causing it to adhere to the surface of the glass very strongly. Why does water wet glass and mercury doesn […]

What are the uses of units in our daily life?

What are the uses of units in our daily life? Measurement provides a standard for every day things and processes. From weight, temperature, length even time is a measurement and it does play a very important role in our lives. The money or currency we use is also a measurement. And think of the rumble […]

Do convection heaters use a lot of electricity?

Do convection heaters use a lot of electricity? Gas heaters are generally a little cheaper to run than electricity heaters. Convection gas heaters draw in the cold air and heats it up using a gas-powered element. It then evenly disperses this heat throughout the room. A convection-radiant element is similar, however the element is slightly […]

How do I refine a Google search?

How do I refine a Google search? Refine image searches Go to Advanced Image Search. Use filters like region or file type to narrow your results. At the bottom, click Advanced Search. How do you search smartly on Google? Here are some tips to search smarter so you can find what you’re really looking for. […]

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