Category: Physics

Where does a star get its energy? Many stars produce much more energy than the Sun. The energy source for all stars is nuclear fusion. Stars are made mostly of hydrogen and helium, which are packed so densely in a star that in the star’s center the pressure is great enough to initiate nuclear fusion […]

Do magnets get stronger when stacked? Once a magnet is fully magnetised, it cannot be made any stronger as it is fully ‘saturated’. As more magnets are stacked together, the strength will increase until the length of the stack is equal to the diameter. After this point, any further magnets added will provide a negligible […]

Does the knee has the same kind of joint is the elbow? The knee has the same kind of joint as the elbow. Synovial joints have the greatest range of flexibility and motion. The thumb is the only saddle joint in the human body. What joint is not found in the hands and wrists? The […]

Is it better to get a crown or pull the tooth? Although tooth extractions are generally less expensive than crowns, crowns are still highly recommended. They will preserve your natural teeth and may save you a ton of money, pain, and headaches down the road. For confirmed and exact pricing when it comes to a […]

What keeps are body together? The word “collagen” itself, derives from the Greek word “kolla,” meaning glue. Collagen is the glue that holds the body together! It is the most abundant protein found throughout your body in organs, muscles, skin, hair, blood vessels, tendons, joints. What is the cell that holds the body together? Laminin […]

What does AC DC mean sexually? AC/DC in American English (ˌeisiˈdisi) adjective. slang. sexually responsive to both men and women; bisexual. Who has died in AC DC? Paul Matters, former ACDC bassist from the Bon Scott era, has died. Credit: Supplied. Legendary Aussie rock band AC/DC have suffered another tragedy with the passing of their […]

What is the average emotional intelligence score? The average EQ score is in the range of 90 – 100, whilst the perfect EQ score is 160. How can you enhance your emotional intelligence? How to Improve Your Emotional Intelligence Observe how you react to people. Look at your work environment. Do a self-evaluation. Examine how […]

What are the top 3 Principles of Arts? Principles of Art Harmony. Balance. Proportion. Dominance/Emphasis. Variety. Movement. Rhythm. How do you avoid monotony in art? 7 Ways to Avoid Routine & Monotony in Your Art Work Faster. Get through the initial blocking in of colour in as little time as possible. Vary Your Approach. Don’t […]

Should I buy a 14 SEER or 16 SEER? According to the Kobie SEER Energy Savings Calculator, a 16 SEER unit uses about 13% less energy to produce the same amount of cooling as a 14 SEER unit of the same size. That means that for every $100 you’d pay to run your 14 SEER […]

What is the critical depth? Critical depth is defined as the depth of flow where energy is at a minimum for a particular discharge. Flow profiles are classified by the slope of the channel (So), yn, and yc. What is bed slope in open channel? The depth–slope product is used to calculate the shear stress […]