Unit 6.3 Quiz

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Pregunta 1

Pregunta
What is a mineral?
Respuesta
  • A rock that contains valubale minerals.
  • A chemical substance which is a natural occuring solid.
  • Assesed by comparing minerals using the Mohs scale.

Pregunta 2

Pregunta
Not all solids found on Earth are minerals.
Respuesta
  • True
  • False

Pregunta 3

Pregunta
Ores are.....
Respuesta
  • Rocks that contain valuable minerals like iron and copper.
  • Chemical tests that provide antoher way of identyfiying a mineral.

Pregunta 4

Pregunta
Hardness is assesed by comparing minerals using the Mohs scale.
Respuesta
  • True
  • False

Pregunta 5

Pregunta
The hardest mineral is apatite .
Respuesta
  • True
  • False

Pregunta 6

Pregunta
The main physical properties of minerals are:
Respuesta
  • Lustre
  • Flame Tests
  • Hardness

Pregunta 7

Pregunta
Streak is the...
Respuesta
  • Chemical test that provide another way of identyfying a mineral.
  • Clour left behind when you try to scratch an unglazed white tile.
  • A chemical substance which is a natural occuring solid.

Pregunta 8

Pregunta
Corrundum is the 9th hardest mineral of the Mohs Scale
Respuesta
  • True
  • False

Pregunta 9

Pregunta
A flame test is a ...
Respuesta
  • A chemical test that provides another way of idnetyfying a mieral.
  • The colour left behind when you try to scratch an unglazed white tile.
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