Science Lab

Physical Changes:

1.    Freezing, melting

2.   sanding wood

3.   cutting paper/getting a hair cut

4.   crushing an aluminum can

5.   bending a paper clip

6.   mixing oil and vinegar

7.   dissolving sugar in water

 

 

Chemical Changes:

1.    effervescent tablets in water

2.   soured milk

3.   baking a cake

4.   copper’s reaction with water and carbon dioxide (why the Statue of Liberty turns green)

 

Clues to Chemical Change

1.    color change

2.   fizzing

3.   foaming bubbling

4.   heat

5.   sound, light, or odor are produced

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