https://padlet.com/mircastillo/9igfo04bte0u Made with a creative frenzy en-us 2019-10-21 17:33:55 UTC 2019-10-31 14:52:32 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Dootheets.png mircastillo https://padlet.com/mircastillo/9igfo04bte0u/wish/404739189 Chemical changes occur during chemical reactions. During a chemical reaction, the substances at the end of the reaction are not the same as the substances at the beginning of the reaction. The atoms have rearranged and formed new substances with different properties.

Rusting, burning, bubbling, the production of light—all of these are evidence that new substances are being formed and that chemical changes are occurring.

Can you think of another example of evidence of a chemical change?]]> 2019-10-30 21:34:40 UTC https://padlet.com/mircastillo/9igfo04bte0u/wish/404739189