Geography, 23.09.2019 03:20 saraaaaaaaa20

Bubba wants to determine a mineral’s hardness because he loves them so much. he can scratch the mineral with an iron nail but cannot scratch the mineral with a penny. what is the approximate hardness of bubba’s mineral? a. less than 2.5.
b. 4.5 to 5.5
c. 3.5 to 4.5
d. 2.5 to 3.5

Answers: 2

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Bubba wants to determine a mineral’s hardness because he loves them so much. he can scratch the mineral with an iron nail but cannot scratch the mineral with a penny. what is the approximate hardness of bubba’s mineral? a. less than 2.5.b. 4.5 to 5.5c. 3.5 to 4.5d. 2.5 to 3.5

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Another question on Geography

Bubba wants to determine a mineral’s hardness because he loves them so much. he can scratch the mineral with an iron nail but cannot scratch the mineral with a penny. what is the approximate hardness of bubba’s mineral? a. less than 2.5.
b. 4.5 to 5.5
c. 3.5 to 4.5
d. 2.5 to 3.5