Question

Jorge is testing a mineral by seeing whether it can be scratched by a penny. What property of the mineral is Jorge testing?

A.
color
B.
luster
C.
streak
D.
hardness

Answer 1

C - streak

Step-by-step explanation:

color has nothing to do with scratching

luster is the shine of an object

hardness can be tested by, for example, driving over it with a car