Download Igneous Rocks

Name: _________________________
Date: ___________
Igneous Rocks
Use Chapter 2 section 2 to answer the following questions.
Pages 36-39.
1. The word igneous comes from a Latin word
meaning ___________________________.
2. Igneous rock forms when _______________________, liquid rock, or
___________________________, cools and solidifies.
3. Igneous rocks begin as _________________________________.
4. The three ways magma can form are: when rock is ________________,
when _________________________ is released, or when rock changes
_________________________________.
5. Light colored rocks are _____________ ________________ than darkcolored rocks.
6. Light-colored rocks are rich in elements such as __________________,
________________, ________________, and ___________________.
7. Light-colored rocks are called ___________________________ rocks.
8. Dark-colored rocks are called ___________________________ rocks
and are rich in ____________________,___________________, and
________________________.
9. The more time magma has to cool lets the ___________________ grow
larger.
10. The larger the crystals are, the _________________ the igneous rock
will be.
11. The less time magma has to cool cause the rock that is formed to be
________________ grained.
12. Igneous rock formations are located _________________ and
__________________ the surface of the Earth.
13. Rocks formed below the Earth’s surface are called _______________
igneous rocks.
14. Rocks formed above the Earth’s surface are called _______________
igneous rocks.
15.
____________________ are large, irregular-shaped intrusive bodies.
16. The largest of all igneous intrusions are batholiths.
17. Long cracks in the Earth’s crust are called ____________________.
18. When a large amount of lava flows out of fissures onto land, the lava
can cover a large area and form a plain called a __________________
______________________.