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10
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What's the highest hardness on Mohs Hardness scale?
10
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monster
Reset all scores!
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gold
Win 50 points!
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fairy
Take points!
5
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25
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thief
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25
15
×
What is the hardness of the mineral?
How difficult it is to scratch it
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15
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What is "luster"?
How shiny a mineral is
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15
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True or False: Diamond is NOT the hardest mineral.
False
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15
×
A flat surface is called cleavage. An uneven surface is called a ______
Fracture
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thief
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5
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25
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rocket
Go to first place!
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rocket
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banana
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15
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What scale measures the hardness of a mineral?
The Mohs Hardness Scale
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boom
Lose 50 points!
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star
Double points!
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fairy
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25
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thief
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15
×
Do humans need minerals to survive?
Yes
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15
×
Can you name some minerals we need for our body?
Calcium, iron, magnesium, potassium, sodium
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15
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Give 2 examples of how minerals can be used
To make cement, to make watches, to make toasters, to make coins
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15
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What are some examples of minerals?
Salt, Gold, Pyrite (answers may vary)
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15
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When a mineral breaks and there is a smooth surface
Cleavage
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15
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What are three main kinds of rocks?
igneous, sedimentary, metamorphic
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15
×
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