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  1. 1 day ago · A chemical reaction is anytime you mix two things, and you get something new. Students learned that they are irreversible, and typically can be seen via a color change, temperature change, fizzing, or a state change.

  2. 5 days ago · 01. Chemical changes involve the breaking and forming of bonds between atoms, leading to the creation of one or more new substances. This fundamental process is what distinguishes chemical changes from mere physical alterations. 02. Energy is either absorbed or released during chemical changes.

    • Danielle Tolley
  3. 3 days ago · 26) Make Oobleck. Oobleck might sound like a word from an alien language, but it’s actually a mixture of cornstarch and water. When it’s poured, it acts like water. When it’s poked, it acts like a solid. A hands-on way to teach kids about states of matter, this experiment is great for all ages. Learn more: Oobleck.

  4. 3 days ago · To decide whether a chemical change has occurred, look for these signs: Gas bubbles are released. (Example: Baking soda and vinegar mix and produce bubbles.) Something changes color. (Example: Leaves turn from green to other colors.) An odor is produced. (Example: Logs burn and smell smoky.) A solid comes out of a solution.

  5. 5 days ago · Exploring Physical and Chemical Changes in Matter • Changes in Matter • Discover 5 examples each of physical and chemical changes in matter, from ice melting to rusting iron and baking...

  6. 5 days ago · The wax melting is a physical change, while the wick burning is a chemical change, creating light, heat, and new compounds. Candle Burning: Physical & Chemical Change in Action • Candle ...

    • 26 sec
    • FIND ANSWERS w/ Ethan Wright
  7. 5 days ago · Examples include colour, size, shape, texture, temprature, mallebility and ductivity. Chemical properties those that describe how a substance combines with other substances to form new chemicals or how a substance breaks up into two or more different substances.

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