8th Science Unit 2 Word Scramble
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Question | Answer |
WHAT ARE THE 5 CHARACTERISTICS TO BE CONSIDERED A MINERAL? | a. Must be naturally occurring, inorganic, solid with a definite chemical composition and have its atoms arranged in an orderly pattern. |
WHAT IS THE DIFFERENCE BETWEEN A ROCK AND A MINERAL? | a. Minerals are composed of elements, rocks are made of minerals |
WHAT ARE THE 4 MOST COMMON MINERALS? | Quartz, feldspar, mica and calcite. |
WHAT IS BETTER TO IDENTIFY A MINERAL, COLOR OR STREAK/ WHY | a. Streak, because many different minerals can be the same color |
WHAT IS THE DIFFERENCE BETWEEN CLEAVAGE AND FRACTURE? | a. Cleavage is the tendency to split easily along flat surfaces but fracture is splitting unevenly. |
HOW CAN WE FIGURE OUT HOW WHAT A MINERAL IS USING MOH'S HARDNESS SCALE? | a. By using things like a nail, pane of glass, penny, and a finger nail to scratch the unknown object and comparing the results to what we know of the hardness scale. Ex. If it scratches a penny the object is harder than the penny. |
WHAT ARE SOME ITEMS/TOOLS WE USE IN COMBINATION WITH MOH'S HARDNESS SCALE TO FIGURE THE HARDNESS OF AN UNKNOWN MINERAL? | a. Finger nail, penny, Nail, pane of glass, steel knife |
WHAT IS A RATING OF A 1 ON MOH'S HARDNESS SCALE? WHAT IS A 10? | a. Talc, Diamond |
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