Kim lost her hammer outside. When she found it a few months later, some parts of the metal were covered with flaky, brown rust. Which type of change occurred when rust formed on the hammer?
Chemical
Which will most likely result in a new substance being formed? A. boiling water B. cutting paper C. lighting a match D. mixing water and clay
lighting a match
Which best explains why burning wood is a chemical change?
New substance, heat, light, gas released
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