Category: Physics

How do you calculate a pulley system? To calculate the mechanical advantage of a pulley you simply have to count the number of rope sections that support whatever object you are lifting (not counting the rope that is attached to the effort). For example, in a one pulley system the MA is 1. In a […]

How do you use please correctly? Please is an adverb that functions as an interjection in polite requests. It can go at the beginning, middle, or end of a sentence….It might appear as: part of a phrase no commas needed, e.g. Don’t forget to say please and thank you. as a verb with no commas […]

How do you analyze timbre? There are many ways to analyse timbre. Some of the components we might describe include: The strength of the note’s harmonics, and how these change over time (think of a muted trumpet, or wah-wah guitar) Overtones and noise components (including clicks, scrapes and breaths) What is the difference between tone […]

How do you convert C to F fast? If you find yourself needing to quickly convert Celsius to Fahrenheit, here is a simple trick you can use: multiply the temperature in degrees Celsius by 2, and then add 30 to get the (estimated) temperature in degrees Fahrenheit. How do you calculate C to F? To […]

What is the rate of change on a graph? A rate of change relates a change in an output quantity to a change in an input quantity. The average rate of change is determined using only the beginning and ending data. See (Figure). Identifying points that mark the interval on a graph can be used […]

What is a greedy woman called? The definition of avaricious is greedy and money-hungry. The definition of abstemious is someone who abstains or is moderate, often specifically in their consumption of food and beverage. What do you call a person who asks for money? The definition of a beggar is a person who asks people […]

What is the correct classification of a mixture? Mixtures can be classified into two main categories: homogeneous and heterogeneous. A homogeneous mixture is one in which the composition of its constituents are uniformly mixed throughout. What is the correct classification of mixture in which both solid and liquid are visible? Whereas a solution in which […]

What happens when two neutral charged objects are rubbed together? When an atom has an equal number of protons and electrons, the charges cancel each other and the atom is said to be neutral. Rubbed together in a dry environment, some items have lost electrons and become positively charged, while others have gained electrons and […]

At what height the acceleration due to gravity will be reduced to 36% of its value? We can write the relation between actual acceleration due to gravity and the apparent acceleration due to gravity. Hence, the height above the surface of the earth where the acceleration due to gravity is reduced by 36% of its […]

Is biome a ecosystem? A biome is a large region of the world that has similar plants, animals and other organisms that are adapted to the terrain and weather of that region. An ecosystem is the interaction of plants and animals with nonliving things and each other. Is ecosystem bigger than community? The population, which […]