Q.1
What is the percentage of emptiness in the Simple Cubic form?
  • 48%
  • 32%
  • 26%
  • 56%
Q.2
What is the percentage of emptiness in the Face Centered Cubic form?
  • 43%
  • 29%
  • 15%
  • 26%
Q.3
What is crystallography?
  • Study of cells
  • Study of earth
  • Study of oceans
  • Study of crystals
Q.4
Which is NOT an example of a crystal found in nature
  • rock salt
  • diamonds
  • snowflakes
  • cataracts
  • leaves
Q.5
Which of the following is a way that crystals can form in nature?
  • When liquids cool and start to harden.
  • When magma cools.
  • When water evaporates from a mixture.
  • All of the above.
Q.6
What state or phase of material are crystals?
  • Gas
  • Plasma
  • Liquid
  • Solid
Q.7
Which of the following best describes a crystal?
  • Molecules fit together in a random pattern.
  • Molecules fit together in a repeating pattern.
Q.8
What is crystallization?
  • When crystals dissolve in a solution.
  • When crystals melt into liquid.
  • The formation of crystals
Q.9
Which has a $a\ne b\ne c$ Axial relationship?
  • Orthorhombic
  • Rhombohedral
  • Tetragonal
  • Cubic
Q.10
Which has an Interaxial Angles of $\alpha=\gamma=90\degree\ne\beta$ ?
  • Monoclinic
  • Triclinic
  • Hexagonal
  • None of this
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