Parts of the Earth
The thin outer layer of the earth
What is the crust?
Type of rock that form when sediment and organic material hardens
What is a sedimentary rock?
The inorganic substance found naturally in the earth crust is
a) soil
b.) rock
c.) mineral
What is mineral?
Color of the mark made by a mineral when a mineral sample is rubbed on a harder surface
What is streak?
Obsidian is an example of _____________.
What is a igneous rock?
The center of the earth
What is the core?
Type of rock formed from magma or volcanic lava is called
What is a igneous rock?
Substance made of thing that were never alive is called
What is inorganic material?
Mineral characteristic that allows the substance to break in smooth straight lines
What is cleavage?
Limestone is an example of what type of rock
What is sedimentary rock?
Most of the earth's mass is in ___________.
What is the mantle.
Type of rocks formed by heat and pressure deep below the earth's crust is called ___________.
What is a metamorphic rock?
Studies the structure, rocks, and minerals of the earth
What are geologist?
Gemstones that are beautiful and rare are called __________ stones.
What is precious?
Shale is an example of what type of rock
What is a metamorphic rock?
The hot melted that make up the mantle of the earth is called ____________.
What is magma?
What is sediment?
Mineral that can be cut and polished for use is called __________.
What is a gemstone?
The characteristic of minerals that refers to a resistance of scratching
What is hardness?
Conglomerate is what type of rock.
What is a sedimentary rock?
When magma from the mantle come out of the crust it is called____________.
What is crust?
_________ is a hard, natural substance made of one or more minerals.
What is a rock?
The loose materials on the surface of the earth in which plants can grow
What is soil?
Characteristic of minerals that reflects light
What is luster?
What is coal?