Exam 1 review pdf Flashcards
Lines that measure latitude on the globe are called?
parallels
Lines that measure longitude on the globe are called?
meridians
Contour lines intersect.
false
A contour is a line connecting points of
equal elevation
what is representative fraction?
1:10,000 (the scale of the map)
Would a map of Missouri be large scale map compared to a map of Maryville.
no
cleavage
the tendency of a mineral to break along a pre existing plane of weakness
luster
the way a mineral surface reflects light
hardness
the resistance of a mineral to abrasion
color/streak
the color of a mineral/ the color of powdered mineral
fracture
the surface characteristic when a mineral breaks and displays no cleavage
specific gravity
the mass of a mineral relative to the mass of an equal volume of water
diaphaneity
the ability of a thin slice of mineral relative to the mass of an equal volume of water
special properties
taste, smell, magnetism, chemical reactions, radioactivity
5 things that define a mineral
1) naturally occurring, 2) inorganic, 3) solid at room temperature, 4) regular crystal structure, and 5) defined chemical composition
Mohs hardness scale is 1 the hardest or softest
softest