Question

directions: select all the correct answers.

the knowledge of which four of these can help a scientist in the field determine the name of an unknown mineral?

hardness
temperature
density
amount of organic material
streak
amount of inorganic material
reactivity with acid

Explanation:

Identificación de propiedades físicas de diagnóstico

$$ \text{Propiedades útiles en el campo} = \{\text{Hardness}, \text{Density}, \text{Streak}, \text{Reactivity with acid}\} $$

Descarte de variables no diagnósticas o ambientales

$$ \text{No diagnósticas} = \{\text{Temperature}, \text{Amount of organic material}, \text{Amount of inorganic material}\} $$

Answer:

• Hardness (Correct answer)
• Temperature
• Density (Correct answer)
• Amount of organic material
• Streak (Correct answer)
• Amount of inorganic material
• Reactivity with acid (Correct answer)