Which of the following is a physical change? (1 point) A newspaper burns when placed in a fire. An iron chair rusts when l

Question

Which of the following is a physical change? (1 point)

A newspaper burns when placed in a fire.
An iron chair rusts when left outside.
A sample of water boils and releases gas.
A plant changes carbon dioxide and water into sugar.
Electricity is used to split water molecules into hyrdogen and oxygen

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Thu Cúc 5 months 2021-08-31T06:31:31+00:00 1 Answers 5 views 0

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  1. huyenthanh
    0
    2021-08-31T06:33:00+00:00
    Reply

    Answer:

    a sample of water boils and releases gas.

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