Roboguru
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HOW TO SEE THE RUSTING OF A METAL Materials : A rough steel string A thick plastic glass Three tablespoons of vinegar Steps : Place the string in the glass Pour the vinegar over the string Observe the color of the string immediately and after a period of two hours Pay attention to the color of the string, it is silver in the beginning, but some parts of it will become reddish brown The rusting of the steel is significantly indicated by …

Pertanyaan

HOW TO SEE THE RUSTING OF A METAL

Materials :

  • A rough steel string
  • A thick plastic glass
  • Three tablespoons of vinegar

Steps :

  1. Place the string in the glass
  2. Pour the vinegar over the string
  3. Observe the color of the string immediately and after a period of two hours
  4. Pay attention to the color of the string, it is silver in the beginning, but some parts of it will become reddish brown

The rusting of the steel is significantly indicated by …

  1. The vinegar in the glass

  2. Observing the steel string

  3. Placing the string in the glass

  4. The change of color of some parts of the string

T. Tuawapat

Master Teacher

Jawaban terverifikasi

Pembahasan

Berdasarkan langkah-langkah dari eksperimen untuk melihat proses berkaratnya bahan metal, dapat diketahui bahwa jika kita menyiram metal dengan cuka, beberapa bagian dari metal tersebut akan berubah warna, sehingga pilihan jawaban yang tepat adalah (D) ‘the change of colour of some parts of the string’ atau ‘perubahan warna  beberapa bagian dari rangkaian metal’

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