Does water evaporate from pool? On average, swimming pools lose about a quarter of an inch of water each day, yet variations in wind intensity, humidity and sunlight can drastically change water loss rates. The wind will undoubtedly have an effect on pool water, as wind can blow water particles and cause speedy evaporation. Why […]
How do you say the word nebula?
How do you say the word nebula? Plural nebulae (nĕb′yə-lē′) nebulas. What if you were in a nebula? Nebulae are pretty only when they are hundreds of light-years away. You could fly your spaceship right into the nebula and never even know it. If the Earth were inside a nebula, the only effect you’d see […]
Why do we fall?
Why do we fall? So we can learn to pick ourselves up.” Why do we fall ill Ncert? One group of causes is the infectious agents, mostly microbes or micro-organisms. Diseases where microbes are the immediate causes are called infectious diseases. This is because the microbes can spread in the community, and the diseases they […]
Do others see you 20 more attractive?
Do others see you 20 more attractive? A new study shows that 20% of people see you as more attractive than you do. When you look in the mirror, all you see is your appearance. When others look at you they see something different such as personality, kindness, intelligence, and sense of humor. All these […]
Is h20 polar covalent bond?
Is h20 polar covalent bond? Water (H2O), like hydrogen fluoride (HF), is a polar covalent molecule. The unequal sharing of electrons between the atoms and the unsymmetrical shape of the molecule means that a water molecule has two poles – a positive charge on the hydrogen pole (side) and a negative charge on the oxygen […]
What is a 3 dimensional box?
What is a 3 dimensional box? The attributes of a three-dimensional figure are faces, edges and vertices. A cube, rectangular prism, sphere, cone and cylinder are the basic 3-dimensional shapes we see around us. What will happen if the walls of one dimensional box are suddenly removed? What will happen if the walls of one-dimensional […]
What is relationship between frequency and amplitude?
What is relationship between frequency and amplitude? Frequency is inversely proportional to amplitude. Can amplitude of sine be negative? The difference with a negative value of a however, is our sine curve now has a negative amplitude. In other words, our graphs are the same as when a was a positive value, but are now […]
Is UG smaller than g?
What are common causes of suffocation?
What are common causes of suffocation? Suffocation can be caused by the throat being constricted thereby restricting breathing, a lack of oxygen and a surplus of carbon dioxide in the body tissues (asphyxia), and being in a place or position resulting in a decreased capacity for breathing (entrapment). How do you prevent suffocation in the […]
How do you determine the RPM of a pulley?
How do you determine the RPM of a pulley? The Math of Pulley Sizing There are complicated formulas for determining pulley ratios but in generic, layman terms, simply divide the driven component (pump) by RPM, the driver component (motor or engine) rated by RPM to get the required ratio. Does pulley size make difference? A […]