At which type of boundary does tension often occur? Divergent boundaries What’s the difference between convergence and divergence? Convergence generally means coming together, while divergence generally means moving apart. In the world of finance and trading, convergence and divergence are terms used to describe the directional relationship of two trends, prices, or indicators. What is […]
What is produced when aluminum reacts with hydrochloric acid?
What is produced when aluminum reacts with hydrochloric acid? Aluminum metal reacts with hydrochloric acid to form hydrogen gas and an aluminum chloride solution. In this investigation, you will predict the mass of hydrogen gas produced by a given amount of reactants, then measure the amount, and compare them. Hydrochloric acid is an aqueous solution […]
Does light slow down in glass?
Does light slow down in glass? We all know that light bends when it travels through glass, water, or other transparent material. Electromagnetic waves simply travel slower through glass than through air. So the wave crests are closer to each other, but the light still oscillates the same number of times per second. It stays […]
What are the odd ones?
What is the importance of rice and harm?
What is the importance of rice and harm? If you’ve ever hurt your ankle or had another type of sprain or strain, chances are your doctor recommended rest, ice, compression, and elevation (RICE) as one of your first treatments. The RICE method is a simple self-care technique that helps reduce swelling, ease pain, and speed […]
How can we help you or how may we help you?
How can we help you or how may we help you? The more polite expression is “How may I help you?” (“may,” not “many”). You will also hear people say “How can I help you?” To the punctilious, “may” is preferable to “can,” but both expressions are gracious and acceptable, much better than “Whassup?” How […]
Which biogeochemical cycles are key to life?
Which biogeochemical cycles are key to life? The nitrogen cycle is another biogeochemical cycle critical to life (Fig. 6.10). Nitrogen is especially important to ecosystem dynamics because many ecosystem processes, such as primary production and decomposition, are limited by the available supply of nitrogen. Which biogeochemical cycle is most important? carbon cycle Which cycle is […]
Why is a 1982 D penny rare?
Why is a 1982 D penny rare? Newly found 1982-D Small date copper cent. The Mint switched over from striking copper-alloy to copper-plated zinc planchets sometime in mid-1982 as a cost saving measure – the copper-alloy planchets were too expensive to strike and the Mint was losing money. But it didn’t end there. What are […]
What acetone Cannot dissolve?
What acetone Cannot dissolve? Many kinds of plastic do not dissolve in acetone. Polypropylene and nylon are unaffected, PTFE unsurprisingly handles it just fine as well. Two kinds of plastic that do dissolve in acetone are PVC and polystyrene. Why is nail polish soluble in acetone but not in water? Nail varnish does not dissolve […]
What kind of energy is stored in food?
What kind of energy is stored in food? chemical energy What type of energy does the sun produce? All of the energy from the Sun that reaches the Earth arrives as solar radiation, part of a large collection of energy called the electromagnetic radiation spectrum. Solar radiation includes visible light, ultraviolet light, infrared, radio waves, […]