Category: Physics

Can we see wavelengths? More simply, this range of wavelengths is called visible light. Typically, the human eye can detect wavelengths from 380 to 700 nanometers. Does white light exist? White light is actually made of all of the colours of the rainbow because it contains all wavelengths, and it is described as polychromatic light. […]

Why didnt Barber kill Torres? The identity of Torres is defined by his being “an executioner,” whereas the barber’s identity is defined by the job that he does. The barber therefore decides not to kill Torres because he realises that this is not part of his central identity. What is the irony in just lather […]

What rocks is coarse grained? Coarse grain varieties (with mineral grains large enough to see without a magnifying glass) are called phaneritic. Granite and gabbro are examples of phaneritic igneous rocks. Fine grained rocks, where the individual grains are too small to see, are called aphanitic. Basalt is an example. What are the most common […]

What is ∈ called? The symbol ∈ indicates set membership and means “is an element of” so that the statement x∈A means that x is an element of the set A. In other words, x is one of the objects in the collection of (possibly many) objects in the set A. Which are the real […]

Can you go crazy from being alone? Being alone might cause you to hallucinate Basically, you’re not reading what’s actually happening correctly and are just reacting to your trauma with forms, visions, or sounds that are a projection of yourself. Kay didn’t experience any of these hallucinations triggered by intense fear or stress. Can u […]

How long can I dive at 60 feet? The old guideline for safe ascent was 60 feet per minute, which has been revised down to to the current recommendation of 30fpm. The rate of ascent is more critical at shallower depths, so many might ascend faster at deeper depths and slow to 30fpm or less […]

What happen if the ball hit directly on the endline? What happens if the ball hits directly on the endline? The ball may only be contacted 2 times before returning over the net. What is the maximum number of times one person can hit the ball in a row? three What is the maximum hits […]

What is one major difference between plasma and gas and why does that difference exist? They are different and unique from the other states of matter. Plasma is different from a gas, because it is made up of groups of positively and negatively charged particles. In neon gas, the electrons are all bound to the […]

How do you ensure confidentiality of participants in research? Researchers employ a number of methods to keep their subjects’ identity confidential. Foremost, they keep their records secure through the use of password protected files, encryption when sending information over the internet, and even old-fashioned locked doors and drawers. How do you maintain participants confidentiality A […]

What is the meaning of Coastal? Coastal things are near the ocean. If you like spending time at the beach, you might take a trip to a sunny, coastal vacation spot. The coast is the land that borders an ocean or sea, and the adjective coastal describes things that affect the coast or are located […]