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  2. Molecule - Wikipedia

    en.wikipedia.org/wiki/Molecule

    Several non-metallic elements exist only as molecules in the environment either in compounds or as homonuclear molecules, not as free atoms: for example, hydrogen. While some people say a metallic crystal can be considered a single giant molecule held together by metallic bonding , [ 20 ] others point out that metals behave very differently ...

  3. Periodic Videos - Wikipedia

    en.wikipedia.org/wiki/Periodic_Videos

    The Periodic Table of Videos has filmed at least one video for each of the 118 elements (from hydrogen to oganesson). [13] They have also filmed several videos that discuss molecules such as D 2 O (heavy water) [14] and sulfuric acid. [15] Also filmed are "Chem definitions" that provide an explanation to words that are used in chemistry.

  4. List of chemistry mnemonics - Wikipedia

    en.wikipedia.org/wiki/List_of_chemistry_mnemonics

    A mnemonic is a memory aid used to improve long-term memory and make the process of consolidation easier. Many chemistry aspects, rules, names of compounds, sequences of elements, their reactivity, etc., can be easily and efficiently memorized with the help of mnemonics.

  5. List of mnemonics - Wikipedia

    en.wikipedia.org/wiki/List_of_mnemonics

    Commonly-used coordinating conjunctions in English: FANBOYS [30] [31] For, And, Nor, But, Or, Yet, So; The verbs in French that use the auxiliary verb être in the compound past (sometimes called "verbs of motion") can be memorized using the phrase "Dr. (and) Mrs. Vandertramp":

  6. Video lesson - Wikipedia

    en.wikipedia.org/wiki/Video_lesson

    Animated video lessons, in particular, use engaging visuals and simplified explanations to help break down complex topics, making them especially effective in subjects like Science or Math. [1] The Khan Academy has been successful in teaching mathematics using notes written using Yahoo!'s doodle pad with a voiceover by Salman Khan (educator).

  7. Everything Elephants: A Free Five-Day Lesson Plan for Kids - AOL

    www.aol.com/everything-elephants-free-five-day...

    The magnificent elephant, the most enormous land animal in the world, captivates its observers with its awe-inspiring and distinguishable features. Most known for their sheer size, elephants also ...

  8. Molecular physics - Wikipedia

    en.wikipedia.org/wiki/Molecular_physics

    In addition to electronic quantum states, molecules have internal degrees of freedom corresponding to rotational and vibrational motion. At appreciable temperatures, many of these new motional modes are excited, resulting in constant motion as seen above. Molecular physics is the study of the physical properties of molecules and molecular dynamics.

  9. You need money and have no savings. Here’s what to do instead ...

    www.aol.com/finance/money-no-savings-instead...

    Something happened, and you need money. Urgently. You look at your savings account. Tumbleweeds roll across the place your emergency fund should occupy. Meanwhile, your credit card beckons with ...