Why does O 3 not exist? An electrically-neutral oxygen atom gains two electrons to form an oxygen ion with two negative charges. The ion would thus be highly unstable and potentially readily lose that outermost electron and return to O3− as the ten inner shell electrons seek to get rid of the additional electron. Why […]
When should I worry about cold feet?
What describes something in nature without attempting to explain it?
What describes something in nature without attempting to explain it? Unlike a theory, a scientific law describes an observed pattern in nature without attempting to explain it. A hypothesis is a possible explanation for a set of observations or answer to a scientific question. What do we call a description of how something works in […]
What are the 3 levers involved in deep squat?
What are the 3 levers involved in deep squat? The levers that exist in this analysis are the back, the femur, and the shank or lower leg. The levers, as they hinge around the hip and knee joints, form the diagnostic angles used to analyze and discuss the movement. What are examples of second class […]
What are the two essential conditions for work done by a force acting on an object?
What are the two essential conditions for work done by a force acting on an object? For work to be done, it is essential that some force is applied to the object and the object displaces from its initial position. If these two conditions are satisfied, then the work is done. So, work done= force […]
What causes sudden blind spots in vision?
Why Japan is so rich?
Why Japan is so rich? Why is Japan so rich ?? Japan has close economic ties with the United States, European Union, Latin America, Australia, China and many others. The country has developed one of the world’s most powerful economies based entirely on imported raw materials. Who is richest country in world? For example, Iceland […]
Which liquid would evaporate most quickly at room temperature?
Which liquid would evaporate most quickly at room temperature? Acetone has the weakest intermolecular forces, so it evaporated most quickly. Water had the strongest intermolecular forces and evaporated most slowly. Which type of liquid dries the fastest? The rubbing alcohol evaporated the fastest followed by water and finally vinegar. Olive oil didn#t seem to evaporate […]
What is the function of voluntary muscles?
What is the function of voluntary muscles? Voluntary muscles are the muscles that are under conscious control and can be controlled at will or we can choose when to use them. They are also known as skeletal muscles as they are attached to the bones. Voluntary muscles are responsible for the movement of body parts […]