Earth Science: 10A / 10B Reading Reinforcement

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1.
5 points
Which of these contains the largest crystals, usually interlocking?
2.
5 points
Which of the following are uses for igneous rocks?
***Check ALL that apply!***
3.
5 points
Pumice forms from magmas that contain a lot of dissolved gas, while magmas that have little gas form obsidian.
4.
5 points
This rock has so many gas bubbles that it's light enough to float in the water.
5.
5 points
A __________________ is a scientist who studies the classification of all types of rocks.
6.
5 points
Archaeologists have found that most of the buildings of the city of capernaum in Jesus' day were built of ____________ (an igneous rock) blocks.
7.
5 points
A coarse-grained igneous rock that is a mass of small mineral grains that are more-or-less the same size are __________________.
8.
5 points
The four class of rocks are igneous, sedimentary, metamorphic, and clastic rocks.
9.
5 points
Any rocks that result from changes to existing rocks are _________________ rocks.
10.
5 points
Which of the following affect the grain size in igneous rocks?
***Check ALL that apply!***
11.
5 points
_____________ rocks are formed when molten rock cools and hardens.
12.
5 points
Old-earth geologists believe that the original igneous rocks were granites that formed as the molten earth cooled and formed a ___________.
13.
5 points
If a rock consists of only one type of a mineral, then that rock is also a mineral.
14.
5 points
Which of the following is a classification of a coarse-grained igneous rock?
***Check ALL that apply!***
15.
5 points
Rocks that have no grains at all appear to be glassy and smooth.
16.
5 points
Scoria is a type of rock that is so smooth and shiny that it is called volcanic glass.
17.
5 points
According to a young-earth view of geologic history, virtually all intrusive and extrusive igneous rocks probably formed during the ______________.
18.
5 points
The individual rock particles, crystals, and sometimes fossils that combine to give a rock its texture are known as
19.
5 points
If you can't see the crystals with your eyes, or even a microscopic, the extrusive igneous rocks are classified as ________________.
20.
5 points
The extrusive rock families are
***Check ALL that apply!***