What is wrong about the geocentric model? The first big problem with the geocentric model was the retrograde motion of planets like Mars. His model has the planets moving around the Sun in circular orbits. This can explain retrograde motion, but his model doesn’t fit all the planetary position data that well. Why was it […]
What is the result of mitosis in humans?
What is the result of mitosis in humans? During mitosis, a cell duplicates all of its contents, including its chromosomes, and splits to form two identical daughter cells. The other type of cell division, meiosis, ensures that humans have the same number of chromosomes in each generation. What occurs after mitosis? Once mitosis is complete, […]
Can scientific laws change?
Can scientific laws change? Just because an idea becomes a law, doesn’t mean that it can’t be changed through scientific research in the future. The use of the word “law” by laymen and scientists differ. A scientific law is much more flexible. It can have exceptions, be proven wrong or evolve over time, according to […]
Why ice can float on water?
Why ice can float on water? What’s so special about ice that causes it to float? Believe it or not, ice is actually about 9% less dense than water. Since the water is heavier, it displaces the lighter ice, causing the ice to float to the top. How do you calculate volume correction factor? Calculation […]
What is the difference between electric field and potential?
What is the difference between electric field and potential? 1. Electric field is described as the amount of force per charge while the Electric potential is described as the amount of energy or work per charge. Electric field is a vector quantity while Electric potential is a scalar quantity. Is potential electric field? The electric […]
How do you calculate time with power and work?
Is working out every day considered active?
Is working out every day considered active? No matter what your profession, getting exercise is critical, but either standing or sitting all day can still make what many consider an “active lifestyle” be parallel to those who are sedentary. How much should I exercise to counteract sitting all day? The research findings based on fitness […]
Which of the following is an important effect of interstellar dust?
Which of the following is an important effect of interstellar dust? Which of the following is an important effect of interstellar dust? Dust particles trap other atoms, which can form molecules. What does interstellar gas and dust have the potential to form? Star Formation. Stars form inside relatively dense concentrations of interstellar gas and dust […]
What is observation example?
What is observation example? The definition of an observation is the act of noticing something or a judgment or inference from something seen or experienced. An example of observation is the watching of Haley’s Comet. An example of observation is making the statement that a teacher is proficient from watching him teach several times. noun. […]
Why do Treasury yields rise when bond prices fall?
Why do Treasury yields rise when bond prices fall? Part of it is rising expectations for inflation, perhaps the worst enemy of a bond investor. So when inflation expectations rise, bonds are less desirable, and their prices fall. That pushes up their yield. Treasury yields also often track with expectations for the economy’s strength, which […]