Is burning bread a chemical or physical change? Toasting bread is a chemical change. Adding heat to the bread cooks it, changing it on a molecular level. A chemical change can’t usually be reversed,… Is flour and water a reversible change? Explanation: Making a dough is a reversible change while making a chapati is an […]
What are the 12 layers of the earth?
What are the 12 layers of the earth? If we subdivide the Earth based on rheology, we see the lithosphere, asthenosphere, mesosphere, outer core, and inner core. However, if we differentiate the layers based on chemical variations, we lump the layers into crust, mantle, outer core, and inner core. Which layers of earth are brittle? […]
What is the 3 parts of paragraph?
What is the 3 parts of paragraph? Every paragraph in the body of an essay consists of three main parts: a topic sentence, some supporting sentences, and a concluding sentence. What are the 4 parts of a paragraph? In order to write a good paragraph, students need to understand the four essential elements of paragraph […]
What happens when two pulses meet while moving through the same medium?
What happens when two pulses meet while moving through the same medium? When two pulses meet up with each other while moving through the same medium, they have a tendency to bounce off each other and return back to their origin. Constructive interference occurs when a crest meets up with another crest at a given […]
What are the two end products of aerobic respiration?
What are the two end products of aerobic respiration? End products of aerobic respiration are carbon dioxide, water and energy in the form of (38) ATP. What is the importance of cellular respiration in our everyday life? The Purpose Cellular Respiration Cellular respiration is the process by which cells in plants and animals break down […]
What can be the most gruesome boating accident?
What can be the most gruesome boating accident? If you’ve ever seen a propeller strike accident, you want to do everything in your power to prevent another one. They can be the most gruesome of boating accidents. Anyone in the water around a boat—a swimmer, scuba diver, fallen water-skier, or someone who’s fallen overboard—is a […]
Why is phrenology important?
Why is phrenology important? However, phrenology made lasting contributions to science and set the stage for linking psychology and neurology to create a study of the different functions and utilities of the brain. Additionally, psychology and medicine were moved toward a monistic theory of mind and body. What does mesmerism mean? 1 : hypnotic induction […]
What is the fastest diffusion?
What is the fastest diffusion? Diffusion is fastest through gases, followed by liquid, then plasma, and lastly, solids. In chemistry, diffusion is defined as the movement of matter by the random motions of molecules. How do you know how fast a gas will diffuse? It states that the diffusion rate of a gas is inversely […]
What are the 3 types of lubricants?
What are the 3 types of lubricants? There are three main types of lubricants: oil-based, water-based, and silicone-based. The best lubricant for women depends on their needs. What lube lasts the longest? Coconut Oil What solid lubricant is best? PTFE and graphite are well known as good solid lubricants. They wear off from the friction […]
What takes place in the reactor vessel?
What takes place in the reactor vessel? Inside the reactor vessel, the fuel rods are immersed in water which acts as both a coolant and moderator. The moderator helps slow down the neutrons produced by fission to sustain the chain reaction. The heat created by fission turns the water into steam, which spins a turbine […]