How can a fully dressed person at rest in the middle of a pond on perfectly frictionless ice get to shore? Now if you’re fully dressed on a frictionless pond at rest and you want to go to shore you have to make a sacrifice. Take off your clothes and throw them in the direction […]
What is the recommended amount of physical activity for children Topic test?
What is the recommended amount of physical activity for children Topic test? Kids and teens should get 60 minutes or more of moderate to vigorous physical activity daily. Toddlers and preschool children should play actively several times a day. Toddlers should get at least 60 minutes active play every day and preschoolers should have at […]
Why protein is not a genetic material?
Why protein is not a genetic material? For a material to be genetic material, it has to replicate, it must be stable both structurally and chemically stable. Furthermore, it must be able to provide a scope for mutations eventually, key for evolution. Where are proteins made? Ribosomes Are proteins made in cytoplasm? Proteins all begin […]
What makes an eco resort Eco?
What makes an eco resort Eco? Essentially, an eco-friendly or environmentally friendly hotel is one that is built or operated in such a way as to minimise both the carbon footprint of the business operation as well as the carbon footprint of those who work and stay there. Why eco-friendly products are important in hotel […]
What are the signs of heart failure in dogs?
What are the signs of heart failure in dogs? Symptoms of Congestive Heart Failure in Dogs Coughing. Constant panting. Struggling to breathe. Breathing at a fast rate, especially when in a resting state. Reluctance or refusal to exercise. Getting tired more easily on walks or during play. Fatigue. Blue-tinged gums. Why is my dog breathing […]
What happens to the energy when you place a liquid in the freezer?
What happens to the energy when you place a liquid in the freezer? When water freezes it gives up some of the water’s energy. This energy that is given up is the latent heat of freezing. When the water was freezing latent heat of freezing energy was being released. Energy is being transferred even through […]
What is the SI unit of time?
What is the SI unit of time? second. The second, symbol s, is the SI unit of time. It is defined by taking the fixed numerical value of the cesium frequency ΔνCs, the unperturbed ground-state hyperfine transition frequency of the cesium 133 atom, to be 9 192 631 770 when expressed in the unit Hz, […]
Are peppered moths still black?
Are peppered moths still black? By 1970, in some polluted regions nearly 99 percent of peppered moths were now black. Still, scientists were puzzled as to how the black moths first came into being. Until now, that is. Researchers in England have traced the difference between a typica and carbonaria moth to a genetic tweak. […]
What are the reasons for melting of a fuse wire?
What is added to table salt?
What is added to table salt? Salt is also an ingredient in many manufactured foodstuffs. Table salt is a refined salt containing about 97 to 99 percent sodium chloride. Usually, anticaking agents such as sodium aluminosilicate or magnesium carbonate are added to make it free-flowing. Iodized salt, containing potassium iodide, is widely available. What are […]