Are scientists respected? A new international YouGov survey of more than 22,000 people in 16 countries reveals the most and least respected professions. Coming top of the list are scientists, with an average score of +72 across the 16 countries. How teamwork is important? To have a meaningful and lifelong career, you need to work […]
How do we use phosphorus in everyday life?
How do we use phosphorus in everyday life? Uses of Phosphorus Phosphorus is used in the manufacture of safety matches (red phosphorus), pyrotechnics and incendiary shells. Phosphorus is also used in steel manufacture and in the production of phosphor bronze. Phosphates are ingredients of some detergents. Phosphorus is used to make light-emitting diodes (LEDs). How […]
Which invention provided instant communication and information to a massive?
Which invention provided instant communication and information to a massive? Television What invented instant communication? The telephone provided instant communication of the human voice over long distances in synchronous fashion. What is digital TV reception? Digital Television refers to a TV signal that is transmitted digitally as opposed to an analog signal. Digital Television can […]
What are theories based on?
What are theories based on? Theory basics Theories are concise, coherent, systematic, predictive, and broadly applicable, often integrating and generalizing many hypotheses.” Any scientific theory must be based on a careful and rational examination of the facts. Facts and theories are two different things. Can a theory ever be proved to be absolutely true? But […]
What is the best way you can help prepare for a natural disaster?
What is the best way you can help prepare for a natural disaster? Pack an emergency preparedness kit Drinking water (at least one gallon per person per day) Nonperishable food, such as canned veggies and protein bars. Manual can opener. Flashlights or portable lanterns and extra batteries. First aid kit. A crank- or battery-powered radio. […]
Which is the poorest EU country?
Which is the poorest EU country? Financial and social rankings of sovereign states in Europe Luxembourg is home to an established financial sector as well as one of Europe’s richest populations. Despite having the highest GDP growth rate in Europe, Moldova is among its poorest states, and also has Europe’s smallest GDP per capita. Are […]
Which antennas are used in mobile towers?
Which antennas are used in mobile towers? The rectangular antenna, sometimes called a panel antenna or radio antenna, is the one used to transmit and receive waves or data between mobile phones or other devices and the BTS (base transceiver station). Should I remove my antenna before car wash? In other words, you are solely […]
Does negative thinking cause bad things to happen?
Does negative thinking cause bad things to happen? Negative thinking is our enemy. It dampens our enthusiasm and motivation. It contributes to indecision, inertia, procrastination and outright derailment of our goal-directed actions. How does negative self-talk affect athletes? This type of negative self-talk can prevent a young athlete from performing well and create a negative […]
Why can chlorine oxidise Fe2+ to Fe3+?
Why can chlorine oxidise Fe2+ to Fe3+? It is a good oxidising agent. Iron(II) ions are easily oxidised to iron(III) ions, and iron(III) ions are fairly easily reduced to iron(II) ions. That means that Fe3+ ions don’t pick up electrons as easily as chlorine does. Chlorine is a stronger oxidising agent than Fe3+ ions. Why […]