Category: Physics

Are electric guitar and acoustic the same? The main difference between an electric and an acoustic is that one can be amplified and the other can’t. Electric guitars tend to look a little complicated due to the electronic switches on them. However the core features of the guitar are EXACTLY the same. Can you play […]

Why is water considered a compound 2 points? Compounds contain two or more different elements. Water is a molecule because it contains molecular bonds. Water is also a compound because it is made from more than one kind of element (oxygen and hydrogen). It is not a compound because it is made from atoms of […]

Is the word Inuit offensive? Although the name “Eskimo” was commonly used in Alaska to refer to Inuit and Yupik people of the world, this usage is now considered unacceptable by many or even most Alaska Natives, largely since it is a colonial name imposed by non-Indigenous people. Why Killing whales is wrong? Whaling could […]

What stock is growing the fastest? Fastest Growing Stocks Price ($) Market Cap ($B) Zoom Video Communications Inc. ( ZM) 331.25 97.3 Liberty Broadband Corp. ( LBRDA) 153.09 29.7 Quidel Corp. ( QDEL) 111.00 4.7 What stocks grew the most in 2020? Best-performing S&P 500 stocks of 2020 Company Ticker Price change – 2020 Tesla […]

Can the sun turn into a black hole? No. Stars like the Sun just aren’t massive enough to become black holes. Instead, in several billion years, the Sun will cast off its outer layers, and its core will form a white dwarf – a dense ball of carbon and oxygen that no longer produces nuclear […]

Does bay leaf add flavor? When the herb is infused into water, broth, or another cooking liquid, an almost minty flavor (somewhere between spearmint and menthol) develops, with subtle hints of black pepper and Christmas tree pine. They add a subtle bitterness that keeps heavy soups and stews from being so, well, heavy. Why is […]

What is the mass of 2 liters of water? See Water – Density, Specific Weight and Thermal Expantion Coefficient . At 4° the density is 1000 kg/m³, so 2 litres will weigh 2 kg. How many Litres is 1 kg of oil? 1.1 Litre How many Litres is 1 kg of olive oil? 1.095652 litres […]

Is calcium chloride toxic? Calcium chloride poses some serious health and safety hazards. If ingested, calcium chloride can lead to burns in the mouth and throat, excess thirst, vomiting, stomach pain, low blood pressure, and other possible severe health effects. It can also irritate skin by causing excessive dryness or desiccating moist skin. What is […]

Does it snow in Iceland all year round? Even so, many believe that Iceland is a scarily cold place all the time, with visions of endless snowfall and icy temperatures all year round, which could put some would-be travelers off from visiting this Nordic gem. What months does Iceland have snow? As you might imagine, […]

Why is the sun white in color? The Sun emits a lot of energy in the visible range. In wavelength scale it is from 390 nm to 700 nm, and when you translate it to colors, you get all colors from violet to red, just as we see them in the rainbow. When you mix […]