Crystals

What is a crystal?

• A pure material that can’t be changed.

• Material with a regular,repeating arrangement of atoms.

• A foggy like material.

Which crystal structure does the picture show?

• BBC (British Broadcasting Company)

• FCC (Face-Centered Cubic)

• SC (Simple Cubic)

• BCC (Body Center Cubic)

What is crystallography?

• Study of cells

• Study of earth

• Study of oceans

• Study of crystals

Which crystal structure does the picture show?

• BBC (British Broadcasting Company)

• BCC (Body Center Cubic)

• SC (Simple Cubic)

• FCC (Face-Centered Cubic)

What is shown in this picture?

• FCC (Face-Centered Cubic)

• SC (Simple Cubic)

• BBC (British Broadcasting Company)

• BCC (Body Center Cubic)

what is the percentage of emptiness in the Simple Cubic form?

• 48%

• 32%

• 26%

• 56%

What is the percentage of emptiness in the Body Center Cubic form?

• 70%

• 50%

• 32%

• 63%

Which is NOT an example of a crystal found in nature

• rock salt

• diamonds

• snowflakes

• cataracts

• leaves

What is the percentage of emptiness in the Face Centered Cubic form?

• 43%

• 29%

• 15%

• 26%

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.

Tags

NGSS.MS-PS1-4