Category: Physics

Which covalent single bond is most polar? The answer is b) N – H. The quick answer – right from the get-go, since nitrogen is one of the most electronegative elements in the periodic table, the bond it forms with hydrogen will be the most polar out of all those listed. Why do atoms share […]

What is knowledge of performance or KP? One type of feedback most commonly used in skill acquisition studies is knowledge of performance (KP) and knowledge of results (KR). KP refers to kinematic information about the actual execution of the movements performed (Gentile, 1972). What are the types of augmented feedback? There are few types of […]

Why is NaCl stable but not na2cl? The difference between NaCl and NaCl2 is that NaCl is the chemical formula for sodium chloride while NaCl2 does not exist. This is because, sodium is univalent and chlorine is also univalent, so during chemical combination between the two elements, there’ll be interchanging of the valency. So, NaCl2 […]

Can LMS detect cheating? LMS systems also offer ways to limit students’ ability to cheat on assignments. Academic misconduct can be detected through the capture of Internet Protocol (IP) addresses and time stamp activity tracking features of LMS systems. Can Moodle tell if you cheat? They will not be able to tell if you are […]

What is too loud for your ears? Sound is measured in decibels (dB). A whisper is about 30 dB, normal conversation is about 60 dB, and a motorcycle engine running is about 95 dB. Noise above 70 dB over a prolonged period of time may start to damage your hearing. Loud noise above 120 dB […]

What causes Star fingerprints? The result is the detection of thousands of unidentified spectral lines — dips or peaks of electromagnetic waves at specific energies, caused by absorption of the light by gas on the way to Earth or emission by gas on stars. What are the three basic types of spectra? There are three […]

What is aft in ship? The rear of a ship, at the direction of a ship’s stern, is called the aft. And what’s wedged in between the forward and the aft of a ship is commonly dubbed midship. What does aft mean? Aft, in naval terminology, is an adjective or adverb meaning, towards the stern […]

What happens when the concentration of molecules is the same on both sides? During diffusion, when the concentration of molecules on both sides of a membrane is the same, the molecules will continue to move across the membrane in both directions. 2. An animal cell that is surrounded by fresh water will burst because the […]

What is the difference between notation small and capital? In the notation the small letters correspond to the Hrasva and by represent by themselves, notes duration of one unit. The Deergha notes are capital letters, it represents the two units of time or two aksharakaalas. How many electrons in an atom can have n L […]

Do all humans have same skull? Human skulls look different depending on if they are male or female, and depending on what part of the world they come from. While we all have the same 22 bones in our skulls, their size and shape are different depending on sex and racial heritage. How fast did […]