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  1. Khan Academy

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  2. Displacement (article) | Khan Academy

    In the formula of Average velocity =delta X/t, What does the delta X Symbolises or what is its meaning?

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  4. Molecules, compounds, and chemical formulas (article) | Khan Academy

    Molecules, crystals, and diatomic elements Molecules, compounds, and chemical formulas Understand: compounds and chemical formulas Apply: compounds and chemical formulas

  5. Empirical, molecular, and structural formulas - Khan Academy

    Empirical formulas show the simplest whole-number ratio of atoms in a compound, molecular formulas show the number of each type of atom in a molecule, and structural formulas show how the atoms in …

  6. Compounds and chemical formulas (video) | Khan Academy

    Each compound has a unique formula, like CO₂ for carbon dioxide, representing its specific atomic arrangement. Compounds form molecules, tightly bonded units, creating an incredible diversity of …

  7. Carbohydrates (article) | Chemistry of life | Khan Academy

    One important monosaccharide is glucose, a six-carbon sugar with the formula C 6 H 12 O 6 . Other common monosaccharides include galactose (which forms part of lactose, the sugar found in milk) …

  8. Acceleration (video) | Khan Academy

    I'm trying to understand what all of these kinematic formulas mean. So playing around with some graphs, I came up with a question. I am sure the answer is simple, but I don't yet know it. Imagine …

  9. Power (video) | Work and energy | Khan Academy

    So something we can try is to plug in the formula for work, which looks like FD cosine theta, and then divide by the time. Something that you might notice is that now we have distance per time in this …

  10. Heat capacity (video) | Thermodynamics | Khan Academy

    If the specific heat changes with temperature, wouldn't using the formula be inconsistent since each time the temperature is raised, the degree to which the energy would continue to raise the temperature …