What best describes the bonding in a water molecule? Explanation: A bond formed by sharing of electrons is known as a covalent bond. Therefore, an oxygen atom combines with two hydrogen atoms by sharing of electrons. Thus, we can conclude that the statement an oxygen atom shares an electron pair with each H atom, best […]
What precautions should be noted before measuring current with the digital multimeter?
What precautions should be noted before measuring current with the digital multimeter? Before starting any measurement activity, you should check the multimeter for continuity. For this, connect its leads and confirm that it reads zero. When performing continuity check for a circuit, switch off the power supply to the circuit. What is the most accurate […]
Can you filter oil out of water?
Can you filter oil out of water? Researchers have developed a special filter coating that essentially can strain oil out of water. It works by repelling oil, but attracting water, which are unconventional properties for a material to have. What happens when you mix oil and water detergent? Detergent grabs onto both types of molecules […]
What are 3 types of microscopes?
What are 3 types of microscopes? There are three basic types of microscopes: optical, charged particle (electron and ion), and scanning probe. Optical microscopes are the ones most familiar to everyone from the high school science lab or the doctor’s office. What is a good home microscope? Here is an overview of our list, five […]
What are your strengths as an athlete?
What are your strengths as an athlete? 20 Distinguishing Personality Traits of High-Performing Athletes Self Confidence. “Self-Confidence” isn’t just a phrase for cheesy motivational posters. Strong Sense of Motivation. It takes more than a shiny medal or hefty check to motivate the world’s best athletes. Inner Desire to Succeed. Natural Goal Setter. Self-Discipline. Optimism. Sense […]
What is infrared frequency?
What is infrared frequency? Infrared radiation (IR radiation for short) describes electromagnetic waves in the spectral range between visible red light and longer-wave microwave radiation (also known as terahertz radiation). Infrared (IR) has wavelengths λ between 780 nm and 1 mm, which corresponds to a frequency range from 300 GHz to 400 THz. What blocks […]
What are the 3 major types of storms?
What are the 3 major types of storms? 1 Answer. Electric, magnetic, and thunder are all types of storms. What is a bad storm called? The term “hurricane” refers to a tropical cyclone north of the equator in the Western Hemisphere; tropical cyclones north of the equator in the Eastern Hemisphere are called typhoons. In […]
What is the magnification of convex lens?
What is the magnification of convex lens? A convex lens can form virtual as well as real images, so the magnification produced by a convex lens can be either positive or negative. Magnification is positive for virtual image and negative for real image. What is the formula of 1 F? Ans. According to the convex […]
Was there slavery in Belgium?
Was there slavery in Belgium? Recasting Belgium’s national narrative. Generations of Belgian schoolchildren were told of Leopold’s “civilising” mission – a humanitarian king who abolished slavery, built roads and schools and introduced Christianity and democracy to Congo. When did slavery end in Belgium? On 1 July 1863, slavery itself was officially abolished in the main […]
Are pilots in high demand?
Are pilots in high demand? Age-based retirement and fleet growth were, and are expected to remain, the main drivers of pilot demand.” CAE predicts the civil aviation industry will require a total of 484,000 pilots in 2029: an estimated 426,000 for airlines and another 58,000 business jet crews. Do airlines prefer military pilots? Airlines preferred […]