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  2. List of mnemonics - Wikipedia

    en.wikipedia.org/wiki/List_of_mnemonics

    The order of flats is B♭, E♭, A♭, D♭, G♭, C♭, and F♭ (reverse order of sharps), which can be remembered using the phrase: Battle Ends And Down Goes Charles' Father; Blanket Exploded And Dad Got Cold Feet. [47] Before Eating A Doughnut Get Coffee First. To remember the difference between the whole rest and the half rest:

  3. List of physics mnemonics - Wikipedia

    en.wikipedia.org/wiki/List_of_physics_mnemonics

    A Magic Triangle image mnemonic - when the terms of Ohm's law are arranged in this configuration, covering the unknown gives the formula in terms of the remaining parameters. It can be adapted to similar equations e.g. F = ma, v = fλ, E = mcΔT, V = π r 2 h and τ = rF sinθ.

  4. List of astronomy acronyms - Wikipedia

    en.wikipedia.org/wiki/List_of_astronomy_acronyms

    NSSDC – (organization) National Space Science Data Center; NSV – (catalog) New Suspected Variable, a catalog of variable stars; NT – (astrophysics terminology) Non-Thermal, radiation that is not related to the emission source's temperature (such as synchrotron radiation)

  5. Planetary mnemonic - Wikipedia

    en.wikipedia.org/wiki/Planetary_mnemonic

    A planetary mnemonic refers to a phrase created to remember the planets and dwarf planets of the Solar System, with the order of words corresponding to increasing sidereal periods of the bodies. One simple visual mnemonic is to hold out both hands side-by-side with thumbs in the same direction (typically left-hand facing palm down, and right ...

  6. Mnemonic - Wikipedia

    en.wikipedia.org/wiki/Mnemonic

    Knuckle mnemonic for the number of days in each month of the Gregorian calendar.Each knuckle represents a 31-day month. A mnemonic device (/ n ə ˈ m ɒ n ɪ k / nə-MON-ik) [1] or memory device is any learning technique that aids information retention or retrieval in the human memory, often by associating the information with something that is easier to remember.

  7. Event (relativity) - Wikipedia

    en.wikipedia.org/wiki/Event_(relativity)

    An event in the universe is caused by the set of events in its causal past. An event contributes to the occurrence of events in its causal future. Upon choosing a frame of reference, one can assign coordinates to the event: three spatial coordinates x → = ( x , y , z ) {\displaystyle {\vec {x}}=(x,y,z)} to describe the location and one time ...

  8. List of medical mnemonics - Wikipedia

    en.wikipedia.org/wiki/List_of_medical_mnemonics

    This is a list of mnemonics used in medicine and medical science, categorized and alphabetized. A mnemonic is any technique that assists the human memory with information retention or retrieval by making abstract or impersonal information more accessible and meaningful, and therefore easier to remember; many of them are acronyms or initialisms which reduce a lengthy set of terms to a single ...

  9. List of chemistry mnemonics - Wikipedia

    en.wikipedia.org/wiki/List_of_chemistry_mnemonics

    The order of sequence of atomic orbitals (according to Madelung rule or Klechkowski rule) can be remembered by the following. [2] Order in which orbitals are arranged by increasing energy according to the Madelung rule. Each diagonal red arrow corresponds to a different value of n + l.