Question

Which materials shine most when freshly rubbed with a piece of sand paper? ​

Answer 1

Answer:

The friction between sand paper and metal sheet is very large, compared to that between the ordinary paper and the metal sheet. Thus, the sand paper is able to remove the outer dull layer from the metal sheet more effectively and makes it more shining.

Explanation:

#KeepLearning...

.

.

.

Warm regards:Kanika

Answer 2

Answer:

metal sheets

Explanation:

plz mark as brainliest