Cleaning the grater
This task is about how lemon juice can change the surface of metal.
Question
1
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Sarah spilt lemon juice on a metal grater. She noticed that where the juice had been made the grater shiny.
Explain why the metal became shiny.
Sarah spilt lemon juice on a metal grater. She noticed that where the juice had been made the grater shiny.
Explain why the metal became shiny.
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Assessment Resource Banks
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https://arbs.nzcer.org.nz
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