What is the biggest star? UY Scuti How is a star born step by step? Stage 1- Stars are born in a region of high density Nebula, and condenses into a huge globule of gas and dust and contracts under its own gravity. This image shows the Orion Nebula or M42 . Stage 2 – […]
Is a mushroom a vegetable?
Is a mushroom a vegetable? Although mushrooms are classified as vegetables, technically they are not plants but part of the kingdom called fungi. No other “vegetable” can to do that! Look for high vitamin D mushrooms in your grocery store. Best of all, mushrooms are delicious. Is curd a Veg or non veg? Strictly speaking, […]
How do you solve chain rule problems?
How do you solve chain rule problems? Solution: To use the chain rule for this problem, we need to use the fact that the derivative of ln(z) is 1/z. Then, by the chain rule, the derivative of g is g′(x)=ddxln(x2+1)=1×2+1(2x)=2xx2+1. Where do we apply chain rule? The chain rule can be applied to composites of […]
Is the stuff inside glow sticks toxic?
Is the stuff inside glow sticks toxic? The ingredients in glow sticks are generally non-toxic, and most cases will not require medical attention. However, if glow stick fluid is swallowed, it may cause an upset stomach and some mouth irritation. Can Glow sticks make you blind? If glow stick liquid is squirted into the eyes, […]
What is a difference between a law and a hypothesis?
What is a difference between a law and a hypothesis? A hypothesis is a limited explanation of a phenomenon; a scientific theory is an in-depth explanation of the observed phenomenon. A law is a statement about an observed phenomenon or a unifying concept, according to Kennesaw State University. What is the percent error between the […]
What is the importance of amendments?
What do you mean by internal forces?
What do you mean by internal forces? Internal forces are forces exchanged by the objects in the system. Internal forces may cause acceleration in different parts of the system but does not cause any acceleration in the center of mass of the entire system. Example: Friction is an external force if the body experiencing friction […]
Does material affect friction?
Does material affect friction? The frictional force does not depend on mass or surface area. All that really matters is the types of materials that are in contact. When everything is stationary, the objects feel static friction. When they are moving, kinetic friction takes over. What 2 factors do not affect friction? Friction does not […]
How do you calculate energy requirement?
How do you calculate energy requirement? To calculate the energy required to raise the temperature of any given substance, here’s what you require: The mass of the material, m. The temperature change that occurs, ΔT. The specific heat capacity of the material, c (which you can look up). Here is a source of values of […]
What is a mass balance equation?
What is a mass balance equation? Mass-Balance Equations. ➢ Mass-balance equations relate the equilibrium concentrations of various species in a solution to one another and to the analytical concentrations of the various solutes. ➢ These equations are a direct result of the conservation of mass and. moles. What does it mean to tare a balance? […]