Is oil a good energy source? Oil is particularly useful as a fuel because of its high energy density. As previously mentioned, the original energy source of oil is the Sun, as the energy stored within dead organic matter is what creates crude oil over time. Why is oil a bad energy source? Burning Fossil […]
What are 5 facts about the Ring of Fire?
What are 5 facts about the Ring of Fire? 7 Hot Facts About the Pacific Ring of Fire It’s an International Sensation. Plate Tectonics Make the Whole Thing Possible. It’s Home to World’s Deepest Ocean Trench. It’s Littered With Volcanoes and Prone to Earthquakes. Its Quakes Aren’t Always Interconnected. It’s a Great Producer of Geothermal […]
Does buoyancy affect weight?
How do astronomers identify stars?
How do astronomers identify stars? Thus, astronomers can identify what kinds of stuff are in stars from the lines they find in the star’s spectrum. This type of study is called spectroscopy. The science of spectroscopy is quite sophisticated. Why do stars wobble? We all know that the chains of gravity shackle a planet to […]
How do you find acceleration without time?
How do you find acceleration without time? If the acceleration is constant, it is possible to find acceleration without time if we have the initial and final velocity of the object as well as the amount of displacement. The formula v2=u2+2as where v is the final velocity, u is the initial velocity, a is the […]
Does copper contain electricity?
Does copper contain electricity? Copper has the best electrical conductivity of any metal, except silver. A good electrical conductivity is the same as a small electrical resistance….Good Electrical Conductivity. Device Use Dynamos Bicycles, power stations Is copper negative or positive? Know that the copper wire is usually positive on a speaker wire. On a standard […]
Why is o not stable?
What can bloodstain patterns tell an investigator?
What can bloodstain patterns tell an investigator? Bloodstain pattern analysis (BPA) is the interpretation of bloodstains at a crime scene in order to recreate the actions that caused the bloodshed. Analysts examine the size, shape, distribution and location of the bloodstains to form opinions about what did or did not happen. What type of evidence […]
Are globular clusters in the Milky Way?
Are globular clusters in the Milky Way? Globular star clusters are known to be located mostly in the great spherical halo of the Milky Way. Spiral galaxies like our Milky Way contain stars, gas and dust, mostly organized into a flat disk containing the spiral arms, but with the addition of a more rounded bulge […]