Science Quiz / Earth is Earth

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QUIZ: Can you name the Earth is Earth

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Score 0/10 Timer 05:00
What is the name of the chapter?
What is a mineral?
What are two types of minerals?
What percent of Earths crust is minerals?
4% of what types of minerals are Earths crust?
How many minerals exist?
What is cleavage?
What is luster?
Hardness is?
MOHs scale of hardness is?

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