How high can a balloon go? Because density is altered by altitude, the helium balloon can reach a height of 9,000 meters, or 29,537 feet. Anything higher than this altitude will cause the helium within the balloon to expand and the balloon to pop. What is the common unbalanced force acting on an object in […]
Which functions are continuous and differentiable everywhere?
Which functions are continuous and differentiable everywhere? In mathematics, the Weierstrass function is an example of a real-valued function that is continuous everywhere but differentiable nowhere. It is an example of a fractal curve. Is every continuous function is integrable? What we get from this is that every continuous function on a closed interval is […]
How do I know if my tub is cast iron?
What is the formula for aluminum oxide and why?
What is the formula for aluminum oxide and why? Aluminum oxide has a chemical formula Al2O3. It is amphoteric in nature, and is used in various chemical, industrial and commercial applications. How do you activate aluminum oxide? The preparation method comprises the following steps: (1) dissolving and hydrolyzing solid sodium tetrachloroaluminate by using an ethanol […]
What is the most famous line of longitude?
What is the most famous line of longitude? Prime Meridian What is International Date Line Why is it not a straight line? The Dateline Is Not Straight The dateline runs from the North Pole to the South Pole and marks the divide between the Western and Eastern Hemisphere. It is not straight but zigzags to […]
What kind of mixture is salt solution and seawater?
What kind of mixture is salt solution and seawater? The salt water described above is homogeneous because the dissolved salt is evenly distributed throughout the entire salt water sample. Often it is easy to confuse a homogeneous mixture with a pure substance because they are both uniform. The difference is that the composition of the […]
What does the body use first for energy?
What does the body use first for energy? Carbohydrates are used for energy (glucose). Fats are used for energy after they are broken into fatty acids. Protein can also be used for energy, but the first job is to help with making hormones, muscle, and other proteins. Broken down into glucose, used to supply energy […]
What is Joule formula?
Why is it important to have evidence?
Why is it important to have evidence? Evidence is used to back up or refute arguments, and it helps us to make decisions at work. Using evidence allows us to work out what is effective and what is not. Evidence indicates the ideas that are effective and those, which are not meaning that programs are […]