Rocks & Minerals

Question 1

Crystal

Answer 1

A crystal is any substance (solid) in which the atoms are arranged in a repeating pattern.

Question 2

Density

Answer 2

Density measures the quantity of a substance per unit volume, area, or length.

Question 3

Hardness

Answer 3

(adj) the quality of being hard

Question 4

Homogeneous

Answer 4

Of the exact nature– uniform throughout the substance.

Question 5

Luster

Answer 5

The appearance of a mineral when struck by light–how the light affects it (light-reflective qualities).

Question 6

Mass

Answer 6

Mass measures the amount of matter in an object.

Question 7

Mineral

Answer 7

A naturally occurring (inorganic) element/compound that has a uniform structure. Has a characteristic chemical composition, and a crystal-like form.

Question 8

Streak

Answer 8

Streak is the color of a mineral’s powder. When rubbed against a hard (er) surface, you can see the streak a mineral leaves behind.

Question 9

Volume

Answer 9

Volume is how much space an object takes up.