Which falls faster a bowling ball or a marble? A Marble, A Piano And Banana The idea is that everything falls at the same rate, no matter what its mass is. The bowling ball has a greater mass, so there’s more stuff for gravity to act on. In that sense, gravity is pulling on it […]
Why does Nina go crazy in Black Swan?
Why does Nina go crazy in Black Swan? The Black Swan and Psychological Illness Nina’s disordered relationship with her roommate mother Erica, played by Barbara Hershey, sets the stage for Nina’s psychological breakdown. Erica is narcissistic, spending all of her time painting pictures of herself and completely infringing on Nina’s space and well-being. Which of […]
What are 4 types of heart disease?
What are 4 types of heart disease? Heart Disease: Types, Causes, and Symptoms Coronary Artery Disease (CAD) Heart Arrhythmias. Heart Failure. Heart Valve Disease. Pericardial Disease. Cardiomyopathy (Heart Muscle Disease) Congenital Heart Disease. What is a serious heart condition? Heart failure is a serious condition that occurs when the heart can’t pump enough blood to […]
What are the 7 critical thinking skills?
What are the 7 critical thinking skills? The Skills We Need for Critical Thinking The skills that we need in order to be able to think critically are varied and include observation, analysis, interpretation, reflection, evaluation, inference, explanation, problem solving, and decision making. What is the role of critical thinking in daily life? Everyone needs […]
How important are lights mirrors and lenses in our life?
How important are lights mirrors and lenses in our life? Mirrors and lenses both have the ability to reflect or refract light. This property has put mirrors and lenses in use for centuries. As of 2010, mirrors and lenses are so prevalent that most people use them every day, regardless of whether or not they […]
Which City Has Longest Day?
Which City Has Longest Day? To dodge any misunderstandings, Solstices are also known as June Solstice (Northern Solstice) and December Solstice (Southern Solstice). In India, Kolkata witnesses the longest day in the month of June (Summer Solstice in the Northern Hemisphere). Therefore, the correct answer is Option ‘B: Kolkata’. Which Tropic is the sun now? […]
Is milk a pure?
Is milk a pure? Complete answer: As we know that the pure substances are either elements or compounds while the mixture is a resultant product of any two or more than two substances. Therefore milk is a mixture not a pure substance. Main compounds of milk are lactose and casein. How can we check pure […]
Who built first telescope?
Who built first telescope? Hans Lipperhey What is a good resolving power for a telescope? Even the largest telescopes can only resolve objects to not much better than 0.3-0.5 arcsec, even when their theoretical resolving power is only 0.02 arcsec. That is why the Hubble Space Telescope was launched, to get above the Earth’s atmosphere. […]
Why is there no chain reaction with u 238?
Why is there no chain reaction with u 238? However, it is fissionable by fast neutrons, and is fertile, meaning it can be transmuted to fissile plutonium-239. U cannot support a chain reaction because inelastic scattering reduces neutron energy below the range where fast fission of one or more next-generation nuclei is probable. Why U […]
How does power come into a house?
How does power come into a house? Electricity is made at a generating station by huge generators. Generating stations can use wind, coal, natural gas, or water. The current is sent through transformers to increase the voltage to push the power long distances. Smaller transformers reduce the voltage again to make the power safe to […]