b. The Statue of Liberty oxidized and changed in color from a rich bronze to a worn green color.
c. A pond's pH levels increased by 0.3 and caused several species inhabiting the pond to die.
e. A toxic frog is eaten by a monkey and the monkey soon dies after.
Choose all examples of chemical changes?
a. The planet Saturn is yellow in color.
b. The Statue of Liberty oxidized and changed in color from a rich bronze to a worn green color.
c. A pond's pH levels increased by 0.3 and caused several species inhabiting the pond to die.
d. A pair of bolt cutters is used to break a chain.
e. A toxic frog is eaten by a monkey and the monkey soon dies after.
f. A cup of water is left out on a cold winter day and the water freezes.
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