31-08-2018
Physics

contestada

Which of the following is a physical change?
A. Sawing a piece of wood in half
B. Burning a piece of wood
C. Rust forming on an iron fence
D. A copper roof changing color from red to green

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osprey2015 osprey2015

31-08-2018

A. Sawing a piece of wood in half

Answer Link

osprey2015 osprey2015

31-08-2018

A. Sawing a piece of wood in half

Answer Link

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