Category: Physics

Why are lone pairs more repulsive? Bonding pairs are stabilized between two atoms. Since there’s no atom on the other end of a lone pair, it spreads out more than would be if it were in a bond. Lone pairs therefore repel more because the charge density is spread out more, that is, it’s bigger. […]

What is the mathematical way to explain density? Mathematically, density is defined as mass divided by volume: where ρ is the density, m is the mass, and V is the volume. What does dynasty mean? 1 : a succession of rulers of the same line of descent (see descent sense 1a) a dynasty that ruled […]

What size breaker do I need for a 3-phase motor? Full Load Current: Three Phase AC Motors Motor Horsepower Size Breaker 10 230V 460V 50 30 15 230V 460V 70 40 20 230V 460V 100 50 25 230V 460V 100 50 How do I size a motor overload? The overloads are determined using 125% of […]

What is the Where pathway responsible for? The dorsal stream (or, “where pathway”) leads to the parietal lobe, which is involved with processing the object’s spatial location relative to the viewer and with speech repetition. What do Magnocellular cells do? The magnocellular visual stream signals us to an awareness of the time properties of objects. […]

Is Melting of copper wire a physical change? The short and always correct answer will be a physical change, as physics and its applications is the very base science of things and it actually covers almost everything (sorry chemistry teachers). Is Melting Sugar a chemical change? Melting a sugar cube is a physical change because […]

Are bats dangerous to humans? Bats do not attack humans; on the contrary they do everything they can to avoid conflict. In addition, a rabid bat is a rare occurrence. If you see a bat on the ground it is most likely sick-do not pick it up. The main danger a bat poses is in […]

What are 3 examples of angiosperms? Fruits, grains, vegetables, trees, shrubs, grasses and flowers are angiosperms. Most of the plants that people eat today are angiosperms. From the wheat that bakers use to make your bread to the tomatoes in your favorite salad, all of these plants are examples of angiosperms. What allows angiosperms to […]

What is the sound of a clarinet? Made from wood, the clarinet produces a fluid sound when air is blown between a single reed and the mouthpiece. By pressing metal keys with the fingers of both hands, the player has the ability to play many different notes very quickly. The clarinet can play in the […]

What are five different causes of stress? Examples of life stresses are: The death of a loved one. Divorce. Loss of a job. Increase in financial obligations. Getting married. Moving to a new home. Chronic illness or injury. Emotional problems (depression, anxiety, anger, grief, guilt, low self-esteem) What are the six sources of stress? There […]

Why did Okonkwo disown nwoye? Okonkwo expresses his masculine trait of anger, assertiveness and violence for he feels humiliated that his son, his first son (traditional heir) joins the missionaries (Western) and it is this humiliation, this pride that makes him attack Nwoye, and eventually disowns him (cultural clash). What does nwoye do that causes […]