Category: Physics

Why do accretion disks glow? Due to a phenomenon called “relativistic Doppler beaming,” gas in the disk that’s moving toward us makes that side of the disk appear brighter, the opposite side darker. This effect disappears when we’re directly above or below the disk because, from that angle, none of the gas is moving directly […]

What are the two man made ecosystem? Garden and pond are man-made ecosystems. Which is the example of man made? Created by a human. The definition of man made refers to something that was created by humans, as opposed to by God or nature. An example of man made is a lake that was dug […]

What happens when you add HCl to Ca Oh 2? Removing Ions Strong acids, such as HCl, dissociate completely in water and the H+ ions react with HO- ions to make H2O. If we add an acid to our saturated solution of Ca(OH)2, the acid protons would react with some of the HO- ions and […]

What gives plastic different qualities and characteristics? The name “plastic” refers to the property of plasticity, which is the ability to deform without breaking. Plastic is any synthetic or semi-synthetic organic polymer. In other words, while other elements may be present, plastics always include carbon and hydrogen. What is the most heat resistant clear material? […]

Why does brick heat up faster than iron? The iron holds more thermal energy than the brick. Both blocks lose their thermal energy into the air. When the iron block is placed in the water, its thermal energy is transferred to the colder water. The water is heated up as the iron cools down. Which […]

What is a good source of energy? The sun is the source of all energy. The sun is a renewable source of energy, provides us heat and light energy free of cost. The energy obtained from the sun is called solar energy. Can any source of energy be pollution-free? Solution: No source of energy can […]

Is there a way to speed up radioactive decay? Electron grab The rate of this kind of decay depends on the chance of an electron straying into the nucleus and getting absorbed. So increasing the density of electrons surrounding the atomic nucleus can speed up the decay. What triggers radioactive decay? These types of decay […]

How much is 10 hours? In 10 h there are 600 min . Which is the same to say that 10 hours is 600 minutes. How much is $15 an hour? $31,200 per year ($15 x 2080 hours) How much is $15 an hour weekly? How Much Is $15 An Hour Per Month? How Much […]

What are your roles and responsibilities as a global citizen? including respecting others, obeying rules and laws, and setting a good example to others. Global citizens feel a sense of responsibility to help when the rights of others are violated, no matter where in the world they live. difference. When individuals join with others, local […]

Do we have photons in our body? The human body literally glimmers. The intensity of the light emitted by the body is 1000 times lower than the sensitivity of our naked eyes. Ultraweak photon emission is known as the energy released as light through the changes in energy metabolism. We found that the human body […]