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We need more copper for the motors
We're lucky copper was found and used to help produce electricity
Did you know that copper is used to for transportation equipment? No, its cool that I know that now
Couldn't i just give you copper because copper can make coins? Ok
That will be 80 cents. No coins only even if copper makes them
I bet the hardness of copper is 2.5 to 3 and its weight is 8.9, Thanks.
Ok, lets see. Alright the weight is... WOW! You actually got it right its 8.9. Now hardness, wow its 2.5 you're smart
Alright class, does anyone know the color and streak of copper?
I DO! The color is copper red on fresh surface and dull brown on a tarnished surface. The streak is copper red
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