es7 study guide
Terms
undefined, object
copy deck
- cleavage
- the line formed by a groove between two parts (especially the separation between a woman's breasts)
- rock
- a mixture of rock fragments, volcanic glass, and organic material
- mixture
- a substance consisting of two or more substances mixed together
- homogeneous mixture
- A mixture that is the same throughout; a solution.
- igneous
- Made from molten rock after it cools down and solidifies
- variable
- a factor that can change in an experement
- elements
- substance that is made up of only one kind of atom
- scientific law
- a rule that describes, but doesn't explain, a pattern in nature and predicts what will happen under specific conditions.
- ore
- is a mineral containing a useful substance.
- gem
- art highly prized for its beauty or perfection
- the chemical bonds
- ionic,metalic,covalent,water
- mass number
- the sum of the number of neutrons and protons in an atomic nucleus
- protons
- positive eletric charge
- constant
- the variable that remains the same
- solution
- a homogeneous mixture of two or more substances
- control
- the standard on witch results are measured
- magma
- molten rock in the earth's crust
- atomic number
- The number of protons in an atom's nucleus
- specific gravity
- the density of a substance relative to the density of water
- hypothesis
- an educated guess
- scientific theroy
- well tested concep that explains a wide range of observations
- rock cycle
- sequence of events in which rocks are formed, destroyed, altered, and reformed by geological processes
- dependent variable
- the variable being measured
- crystal
- A solid having a highly regular arrangement of atoms or molecules
- matter
- anything that takes up space
- streak
- the color of a powdered mineral
- mineral
- naturally ocurring, inorganic, solid element or compound with a specific chem. comp. and internal crystal structure
- luster
- the visual property of something that shines with reflected light
- compound
- consisting of two or more substances or ingredients or elements or parts
- earth science
- The study of earth and space; includes geology, meteorology, astronomy, and oceanography
- ion
- An atom that has gained or lost electrons, thus acquiring a charge.
- molecule
- the simplest structural unit of an element or compound
- neutron
- an elementary particle with 0 charge
- independent variable
- the variable that changes
- silicates
- The most common family of minerals
- lava
- rock that in its molten form (as magma) issues from volcanos
- isotopes
- atoms of the same element that differ in the number of neutrons they contain
- heterogenous mixture
- A mixture with uneven distribution of different substances, solids, liquids, gases.
- technology
- the practical application of science to commerce or industry
- scientific method
- a method of investigation involving observation and theory to test scientific hypotheses
- ethics
- the philosophical study of moral values and rules
- electron
- a negitively charged atom
- atom
- tiny particals that make up matter
- bias
- a partiality that prevents objective consideration of an issue or situation
- science
- the process of learning
- hardness
- the measure of how easyly a minerial is scrached