Mid Semester Test Flashcards
1
Q
Lithosphere
A
Outer layer of earth; crust and upper mantle
2
Q
Asthenosphere
A
The third layer of earth
3
Q
Subduction
A
One plate slides underneath the other
4
Q
Convection
A
Transfer of heat
5
Q
Rock
A
Naturally occuring mineral material
6
Q
Mineral
A
naturally occurring inorganic substance
7
Q
Crystallization
A
crystallizing of minerals inside a rock
8
Q
Lithification
A
the reduction of porosity
9
Q
Element
A
Can’t be broken down chemically
10
Q
Atom
A
smallest part of a chemical unit
11
Q
Compound
A
composed of two or more elements; can be chemically broken down
12
Q
molecule
A
atoms bonded together; smallest fundamental unit of chemical compound
13
Q
ion
A
atoms with net electric charge
14
Q
isotope
A
equal protons, different neutrons = different mass
15
Q
radioactive isotope
A
unstable nucleus that spontaneously decomposes
