What happens if new information is found to challenge an existing theory? In science, a tested explanation of why things happen that is accepted to be true is called a scientific theory. Erroneous theories are wrong, although the scientists might not realize it at the time. The discovery of new evidence will cause them to […]
How much is 120 km in miles per hour?
Which best summarizes the concept of natural selection?
Which best summarizes the concept of natural selection? Answer. The fittest organisms survive and reproduce best summarizes the concept of natural selection. What causes natural selection occur? Four conditions are needed for natural selection to occur: reproduction, heredity, variation in fitness or organisms, variation in individual characters among members of the population. If they are […]
What eats a snow leopard?
What eats a snow leopard? Snow leopards do not have many predators, but they still have some. Their most primary predator is us, humans. We kill them for their beautiful and warm fur, to make our jackets. Their other predator are wolves, who target for the cubs. What is the average lifespan of a snow […]
How can we benefit from low interest rates?
How can we benefit from low interest rates? Ways to take advantage of low interest rates include refinancing loans, selling bonds, and buying property. CDs, corporate bonds, and REITs offer the best investment income options when interest rates are low. What are the disadvantages of low interest rates? The Fed lowers interest rates in order […]
What type of fatty acid is solid at room temperature?
What type of fatty acid is solid at room temperature? Saturated fat What happens to the acidic properties of a fatty acid when fat is formed? What happens to the acidic properties of a fatty acid when a fat is formed? Acidic properties of fatty acids come from carboxylic acid functional groups and this quality […]
What are the advantages of using a barcode reader?
What are the advantages of using a barcode reader? Advantages of Using Barcodes Barcodes are efficient. Bar codes permit faster and more accurate transfer and recording of information benefiting the track of work in process or the movement of assets more quickly and precisely. Barcodes save time. Barcodes reduce errors. What is the importance of […]
What does ion exchange remove?
What does ion exchange remove? The ion exchange process is widely used for the removal of hardness (as in softening), heavy metals (as in waste treatment), radionuclides (as from power plants) and municipal water feeds (removal of nitrates, arsenic, perchlorate, hexavalent-chrome and others). How is chloride removed from water? Chloride can be removed from drinking […]
What triggered big bang?
What triggered big bang? Over billions of years, stars “cook” hydrogen and helium atoms in their hot cores to make heavier elements like carbon and oxygen. Large stars explode over time, blasting these elements into space. This matter then condenses into the stars, planets, and satellites that make up solar systems like our own. Is […]
What is the opposite of scientific theory?
What is the opposite of scientific theory? A theory is a proposed explanation of something. But when people say that something is “just a theory,” they mean that it hasn’t been proven. This is because one sense of “theory” is “speculation.” However, in scientific writing, it means the complete opposite of this. What is theory […]