Category: Physics

What is the uncertainty in the mass of a muon? muon mass Standard uncertainty 0.000 000 042 x 10-28 kg Relative standard uncertainty 2.2 x 10-8 Concise form 1.883 531 627(42) x 10-28 kg Click here for correlation coefficient of this constant with other constants What is produced when a muon decays? The muon is […]

Is walking a push or pull? Take walking. We walk by pushing down and backwards on the ground. The ground, obedient slave to the laws of physics that it is, pushes up and forwards on our feet, propelling us along. How do you know that a push or a pull is a force? All forces […]

Why are longer wavelengths absorbed first? Light with longer wavelengths is absorbed more quickly than that with shorter wavelengths. Because of this, the higher energy light with short wavelengths, such as blue, is able to penetrate more deeply. What color is most visible underwater? (1) The colors of highest visibility are: for the fluorescent paints, […]

Is rotting carcass a biotic factor? Answer Expert Verified The biotic factors are those that are living components that affect the population of the other organisms. From the given choices, the answer would be “A. rotting carcass”. Although it is already dead, the fact that it is from a living organism makes it a biotic […]

What determines dream content? Theories about why we dream include those that suggest dreaming is a means by which the brain processes emotions, stimuli, memories, and information that’s been absorbed throughout the waking day. There’s a body of study that suggests our waking lives have great influence over the content of our dreams. Is a […]

Are there fish in man made ponds? Rare Fish Show Up in Man-Made Ponds. Scientists in Southern California have discovered a mysterious booming population of endangered desert pupfish in man-made research ponds designed for an entirely different purpose. How do man made ponds get fish? A pond that forms near other ponds may receive new […]

Should I put my water heater on a timer? A water heater timer can save you money on both your electricity and water bills. For example, if your utility company charges more in the morning or the evening, a timer for your water heater will help reduce the cost per kilowatt of usage. Should I […]

Why does a swing stop swinging? When the swing is raised and released, it will move freely back and forth due to the force of gravity on it. The swing continues moving back and forth without any extra outside help until friction (between the air and the swing and between the chains and the attachment […]

Is a shovel a first class lever? No, the shovel is a third-class lever. In such systems, the effort is positioned between the fulcrum and the load. Which class lever is a nutcracker? class 2 Why is a shovel a first class lever? The shovel becomes a lever when you move to pick the dirt […]

What are the two major types of animals? The Animal Kingdom About 75% of all species on Earth are animals. Animals are then broken down into two types: vertebrates and invertebrates. Animals with a backbone are vertebrates. What are the 11 Phylums? A Brief List Of 21 Animal Phyla Phylum Porifera (Sponges) Phylum Coelenterata (Cnidaria) […]