Why is universal health care bad? What Are the Disadvantages of Universal Health Care? A common criticism of universal health care is that the overall quality and variety of care declines. In some countries with universal health care, patients see long wait times or even have to wait months to be seen at all. Universal […]
Can we convert mass to energy?
Can we convert mass to energy? First discovered by Einstein more than 100 years ago, it teaches us a number of important things. We can transform mass into pure energy, such as through nuclear fission, nuclear fusion, or matter-antimatter annihilation. Can mass be converted into energy or can mass be destroyed? The total mass of […]
What is quantum number explain with example?
What is quantum number explain with example? A quantum number is a value that is used when describing the energy levels available to atoms and molecules. An electron in an atom or ion has four quantum numbers to describe its state and yield solutions to the Schrödinger wave equation for the hydrogen atom. ms or […]
What is special about the fall equinox?
What is special about the fall equinox? The autumnal equinox is the moment that the sun crosses the equator from north to south, in September each year. The autumnal equinox marks the beginning of autumn in many places around the world, in the northern hemisphere. In the southern hemisphere this marks the beginning of spring. […]
Who is the god of hurricanes?
Who is the god of hurricanes? Tezcatlipoca Who is the strongest god in Greek? Gods and Goddesses The most powerful of all, Zeus was god of the sky and the king of Mount Olympus. Hera was goddess of marriage and the queen of Olympus. Aphrodite was the goddess of love and beauty, and the protector […]
Why is element 43 unstable?
Why is element 43 unstable? Technetium can only be produced artificially because most forms or isotopes of it (atoms of the same chemical element with different numbers of neutrons) have an excess of neutrons, making it very unstable. Why is technetium so weird? Technetium, with atomic number (denoted Z) 43, is the lowest-numbered element in […]
How can I naturally purify the air in my home?
How can I naturally purify the air in my home? Below find 8 natural air purifier options, straight from experts. Prioritize plants. Reduce sources of air pollution. Vacuum and dust regularly. Go burn-free. Open the windows regularly. Maintain clean filters. Try this box-fan hack. But maybe invest an air purifier, too. Does air quality improve […]
Why is AC current used in homes?
Why is AC current used in homes? Why we use AC voltage in our homes despite DC voltage gaining traction. Simply put, AC voltage is capable of converting voltage levels with just a transformer, making it far easier to transport across great distance than DC, whose conversion requires more complex electronic circuitry. How do I […]
What are the 5 points of Darwin natural selection?
What are the 5 points of Darwin natural selection? Terms in this set (6) five points. competition, adaption, variation, overproduction, speciation. competition. demand by organisms for limited environmental resources, such as nutrients, living space, or light. adaption. inherited characteristics that increase chance of survival. variation. overproduction. speciation. What are the 3 principles of natural selection? […]