Category: Physics

What methods are used to reduce friction? By polishing the surface, as polishing makes the surface smooth and friction can be reduced. Using lubricants such as oil or grease can reduce the friction between the surfaces. When objects are rolled over the surface, the friction between the rolled object and surface can be reduced by […]

Why is inflation bad for consumers? Rising prices, known as inflation, impact the cost of living, the cost of doing business, borrowing money, mortgages, corporate, and government bond yields, and every other facet of the economy. Consumers have more money to buy goods and services, and the economy benefits and grows. How does inflation affect […]

Why are some concert tickets so expensive? The cost of travel, food and accommodations also adds to the ticket price. Smaller artists can tour smaller markets to keep costs down, but they will play smaller shows and therefore get paid less. And as ticket prices and venue sizes increase, the crew size generally increases along […]

Who is the most liked wrestler? 1. Stone Cold Steve Austin. Career: Stone Cold Steve Austin is arguably the most popular wrestler ever to lace up a pair of boots and his status as a first-ballot Hall of Famer is justified by his many World title reigns and his role in the eventual victory of […]

Where is the center of gravity on a human? sacrum bone Where is my center of gravity? Your center of gravity is the balance point in your body. It’s the point at which your upper and lower body weight is balanced. Typically, this is just below the belly button and half way between the lower […]

How many died in Mt Pinatubo? 722 people Can Pinatubo erupt again? It had been dormant for centuries, its last eruption occurring 1,500 years earlier. Pinatubo’s 1991 eruption was the second most powerful volcanic eruption in recorded history. Only Krakatoa’s eruption in 1883 was more powerful. Now, the volcano is once again showing signs of […]

What is the path of reflected ray? Draw a ray diagram to show the path of the reflected ray corresponding to an incident ray. Draw a ray diagram to show the path of the reflected ray corresponding to an incident ray which is directed parallel to the principal axis of a convex mirror. Mark on […]

What is per unit length? The mass per unit length is the linear density of a one-dimensional substance such as a wire or thread. Clearly if the SI unit were kg/m then most threads would have tiny values, so the SI unit is the more convenient Tex – the number of grams per 1000 metres. […]

Is 2011 Hyundai Sonata hybrid a good car? Strong performance, good fuel economy, attractive styling and a roomy, well-equipped interior not only make the 2011 Hyundai Sonata Hybrid a good used hybrid car, but a good used midsize car overall. Is the Sonata hybrid a plug in? Now the reason is apparent: There will be […]

What are romantic elements in Frankenstein? The characteristics of Romanticism include a focus on individual emotions, enthusiasm about the grandeur of the natural world, and a celebration of creativity and the figure of the artist. Mary Shelley’s life intersected with some of the most famous writers and thinkers of the Romantic period. How is romanticism […]