Question

Akshath was sorting materials as shown in the following table 1. He made a few mistakes.
a) Identify the mistakes done by him.
b) For aluminum and magnesium, he has classified it as lustrous as well as non-lustrous. Do you agree with him? Justify.
Object Lustrous(Shiny) Non-lustrous(Non-shiny)
Wood √ X
Aluminium wire √ √
Rusted iron nail X √
Eraser √ X
Plastic pen X √
Magnesium ribbon √ √

Answer 1

Explanation:

wood is non lustrous.

Aluminum wire is lustrous.

Rusted iron wire is nob lustrous.

Eraser is also non lustrous.

Plastic pen is lustrous.

Magnesium wire is lustrous.

Both aluminum wire and magnesium wire is lustrous.