26.2

Question 1

define rock

Answer 1

rock is a naturally formed mixture containing minerals, rock fragments, and volcanic glass

Question 2

how are rocks defined?

Question 3

what does the texture or a rock describe about a rock

Question 4

where do intrusive igneous rocks form?

Question 5

what type of molten rock does intrusive igneous rocks form from?

Question 6

what is the name or the series that illustrates simultaneous crystallization of silicate minerals?

Question 7

what are the three types of magma

Question 8

which magma type has a low silica content

Question 9

which magma type has a high silica content

Question 10

which type or crust has an abundant amount of quartz

Question 11

which type of crust has little to no quartz

Question 12

which type of igneous rock has a coarse grain texture

Question 13

which type of igneous rock has a fine grained texture

Question 14

do fine grained rocks cool slowly or quickly

Question 15

what are the 2 specific texture types fro extrustive igneous rock

Question 16

which texture is the type with holes left behind because of rapid cooling

Question 17

which texture is the type with 2 different crystal sizes because of different cooling rates

Question 18

what type of rock has a vesicular (holey) texture