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notes: changes in matter change- change in size or shape change- a new …

Question

notes: changes in matter
change- change in size or shape
change- a new substance is formed when the atoms are
the properties of the new substance are from the properties of the original substances.
evidence of possible chemical changes

  • formation of a p rec p i t a d a

2- change in thermal e n e r g y
temperature increases or decreases when two substances are combined.
a forms when two solutions are mixed together.

Explanation:

Brief Explanations

En un cambio físico solo cambia la apariencia externa (tamaño o forma), mientras que en un cambio químico se forma una nueva sustancia con diferentes propiedades. La formación de un precipitado es una señal de un cambio químico al mezclar dos soluciones.

Answer:

  1. Cambio físico
  2. Cambio químico, re - organizados
  3. Diferentes
  4. Precipitado