VOLCANOS

Question 1

ACIDIC VOLCANOS

Answer 1

HIGH SILICA
LOW DENSITY
HIGHLY VISCOUS
CONVERGENT BOUNDARIES
LIGHT COLOR

Question 2

BASIC VOLCANOES

Answer 2

LOW SILICA (MORE IROM & Mg)
HIGH DENSITY
HIGHLY FLUID
DIVERGENT BOUNDARIES
DARK COLOR

Question 3

PLUTONIC ROCKS

Answer 3

COOLING OF MAGMA WITHIN THE CRUST

Question 4

IGNEOUS ROCK

Answer 4

COOLING OF MAGMA ON THE SURFACE

Question 5

FISSURE VENT

Answer 5

BASALTIC VOLCANOES
W/O ANY EXPLOSIVE ACTIVITY

Question 6

CONICAL VENT

Answer 6

ANDECITIC VOLCANOS
VIOLENT ERUPTION

Question 7

CINDER CONE

Answer 7

EXTRUSIVE VOLCANIC LANDFORM
STEEP CIRCULAR OVAL-SHAPED HILL OF LOOSE PYROCLASTIC FRAGMENTS

Question 8

LAVA DOME

Answer 8

MAGMA PILES UP AROUND VENT (EXTRUSIVE)

Question 9

SILL

Answer 9

HORIZONTAL

Question 10

DYKE

Answer 10

VERTICAL

Question 11

LACCOLITH

Answer 11

DOME SHAPED

Question 12

LAPOLITH

Answer 12

SAUCER SHAPED

Question 13

PHACOLITH

Answer 13

LENS SHAPED (ANTICLINES AND SYNCLINES)

Question 14

BATHOLITH

Answer 14

LARGE GRANITIC BODIES

Question 15

HYALOCLASTITE

Answer 15

SUB AQUEOUS VOLCANISM( HIGHLY VISCOUS LAVA ERUPTS AT LESSER DEPTHS DEVELOP GLASSY MARGIN ON PILLOWS)

Question 16

TEPHRA

Answer 16

ALL FRAGMENTED EJECTS FROM VOLCANO

Question 17

LAPILLI

Answer 17

GRAVEL SIZED (MOLTEN OR SOLID)

Question 18

TUFF