What makes hot air hot? The faster molecules move, the hotter the air. So air, like most other substances, expands when heated and contracts when cooled. Because there is more space between the molecules, the air is less dense than the surrounding matter and the hot air floats upward. What makes air hot or cold? […]
Can you replace a shotgun stock?
What methods are sometimes used to commit ethnic cleansing?
What methods are sometimes used to commit ethnic cleansing? Ethnic cleansing is usually accompanied by efforts to remove physical and cultural evidence of the targeted group in the territory through the destruction of homes, social centers, farms, and infrastructure, as well as through the desecration of monuments, cemeteries, and places of worship. What was the […]
Why do some water companies add fluoride to drinking water GCSE?
Why do some water companies add fluoride to drinking water GCSE? Fluoridation is the addition of small amounts of fluoride to drinking water to prevent tooth decay. Tooth decay occurs when the enamel on the outer surface of teeth reacts with acid and dissolves. … What is the function of fluoride? The main function of […]
Does ibuprofen affect thyroid medication?
Does ibuprofen affect thyroid medication? Ibuprofen, naproxen, and indomethacin did not lead to significant changes in levels of any of the thyroid hormones during either the single-dose or the 1-wk study. What medications should not be taken with levothyroxine? A number of drugs have been shown to impair the absorption of levothyroxine; these drugs include […]
Does sweeteners affect green tea?
Does sweeteners affect green tea? For many would-be tea drinkers, sweeteners are needed to counter the tea’s bitterness. With green tea that’s almost always due to improper brewing, which emphasizes the harsh and tannic polyphenols in the leaves. That stems from treating green tea like black tea. What sweetener goes best with green tea? Honey […]
How many insects do we eat without knowing?
How many insects do we eat without knowing? We Eat 2 Pounds of Bugs a Year Without Knowing It. The U.N. recently released a report saying the world’s population should eat more bugs, it would solve the world food shortage and there are benefits from eating them. Well, guess what, we are already eating bugs […]
How did Polynesians navigate using the moon?
How did Polynesians navigate using the moon? The star compass Traditional Polynesian navigators position themselves mainly by the stars, using what’s called a star compass. Seven to 12 stars are enough for one night’s navigation, and the moon and bright planets such as Kōpō (Venus) and Pareārau (Jupiter) are also useful. How did the Polynesian […]
How does a dog take care of its puppies?
How does a dog take care of its puppies? Mother dogs usually have strong maternal instincts and take care of their babies on their own. Part of that care for new puppies includes licking them immediately after birth and frequently afterward. How do you take care of a greyhound puppy? How to Care for a […]