Chapter 1
the scientific study of fossils
what is paleontology?
the process of removing a fossil from the rock around it
what is excavation?
people who believe God created the earth and all forms of life are called ________.
what is a creationist?
the ability of a solvent to dissolve a certain amount of solute
what is solubility
is measured with a balance
the center of the earth
what is core?
a substance that is made up of things that were never alive
what is inorganic?
people who believe that life on earth gradually developed over millions of years are called ___________.
what is an evolutionist?
the amount of solute in a solvent
what is concentration?
__________ occurs when a liquid changes to a gas.
what is vaporization?
the thin, outer layer of the earth
what is crust?
the imprint of an organism that has been pressed into a rock
a mineral that is cut and polished is called a _______.
what is a gemstone?
a mixture in which all substances are spread evenly throughout
what is a solution?
every molecule of a compound must be _______.
rock formed when layers of sediment and organic material harden
what is sedimentary rock?
a dark image made from plants pressed into a rock
________ is the way a mineral reflects light.
what is luster?
a substance that dissolves another substance
what is solvent?
a ____________ is a change in matter that does not form a new substance.
what is a physical change?
rock formed by heat and pressure deep below the earth's surface
what is metamorphic rock?
formed when sediment fills in the empty space of a mold and makes a copy of an organism
what is a cast?
the Mohs scale is used to determine the hardness of __________.
what is minerals/rocks?
a substance that is dissolved in another substance
what is solute?
__________ occurs when a gas changes to a liquid.
what is condensation?