Chapter 4, Sec 2-3 Question Preview (ID: 3963)


Rocks And Minerals. TEACHERS: click here for quick copy question ID numbers.

Formed from other rock particles or plant or animal remains and pressed and cemented together
a) fossil
b) magma
c) metamorphic
d) sedimentary

Rock formed when an existing rock changed by heat, pressure or chemical reactions. Form deep underground-
a) smooth
b) metamorphic
c) cyrius
d) rough

Igneous rocks are classified according to their origin, mineral composition and
a) color
b) volume
c) mass
d) texture

Basalt is the most common of this type of _____________rock , formed from lava that erupted onto the Earth\\\\\\\'s surface.
a) explosive
b) origin
c) extrusive
d) hot

Igneous rock that forms when magma hardens beneath Earth\\\\\\\'s surface, such as granite
a) intrusive
b) solid
c) inclusive
d) large

When lava cools quickly, crystals are
a) small
b) large
c) not there
d) none of these

Slow cooling results in ________ crystals
a) cold
b) large
c) hot
d) small

Most of the Earth's minerals contain
a) history
b) silica
c) lava
d) color

Lava that is low in silica forms basalt which is very _______ in color.
a) dark
b) grainy
c) rough
d) smooth

Magma, which is high in silica is _________ in color; such as granite.
a) smooth
b) light
c) rough
d) smooth

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