Question

What tools can you use to conduct a scratch test that uses the Mohs Hardness Scale to determine the object's hardness? There is more than one right answer. Check all that apply.

A screwdriver
A fingernail
A piece of chalk
A diamond
A copper penny
A steel nail

Answer 1

Finger nail
Copper penny

Answer 2

Step-by-step explanation:

this may be wrong i have never saw this but ill try i think a steel nail a screwdriver and a diamond