Connectez-vous
Créer une activité
Types d'activités
Centre d'aide
Entrez votre Game Pin
Blog
Premium
English
Español
Français
Créer une activité
Connectez-vous
Toutes les activités
Jouer Froggy Jumps
Imprimer Froggy Jumps
astronomy/geology
Author :
Amy B
1.
Large, well formed crystals surrounded by finer-grained crystals of varying minerals
A
Pegmatific
B
Porphyritic
C
Phaneritic
2.
arrangement of particles in crystalline solid.
A
Orthorhombic crystal system
B
Cubic crystal system
C
tetragonal crystal system
3.
igneous intrustive rock, matic black white flecks
A
granite
B
Gabbro
C
basalt
4.
This constellation represents the queen and her crown
A
canis major
B
cassiopeia
C
cignus
5.
Hydra constellation is shaped like _________?
A
a twisting snake
B
a water snake
C
a lion
6.
The Great Hunter is known as _______ constellation.
A
Orion
B
Cassiopeia
C
Cignus
7.
tetragonal crystal system is
A
arrangement of particles in crystalline solid.
B
three mutually perpendicular, two of which are equal in length, vertical= different length
C
axes are of equal length and are mutually perpendicular . (AKA isometric system)
8.
feld spar is?
A
smoothly curving clam shell shaped surfaces along which materials with no cleavage
B
hard crystalline that have aluminum silicates of potters or sodium or calcium or burium
C
arrangement of particles in crystalline solid.