Chem. Chap. 1 MT
Terms
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- kinetic energy
- energy in motion, energy doing work
- Physicist
- researches the interaction of matter and energy
- element
- composed of only one kind of atom
- Observe
- to note with senses, aided or unaided
- Matter
- anything that has mass and takes up space
- material
- refers to a specific kind of matter such as wood, steel, air, it is made up of different things
- Experiment
- a procedure used to test a hypothesis
- compound
- made of more than one kind of atom bonded together
- solution
- a homogeneous matter composed of more than one material
- Data
- measurements and observations made from controlled experiments
- Gaseous
- matter that has neither a definite shape nor definite volume
- Chemist
- performs quantitative and qualitative tests to determine the structure and properties of materials
- inorganic chemistry
- the study of compounds that do not contain carbon
- Law
- a generalization that describes a wide variety of behaviors in nature
- physical properties
- properties which can be determined directly without altering the identity or composition
- physical chemistry
- the study of the properties and transformation of matter during physical or state changes
- Hypothesis
- an explanation based on observation, an educated guess
- Dentist
- examines and treats oral disease and abnormalities
- transuranium elements
- all elements #93 and higher
- The Law of conservation of Matter
- Matter cannot be either created or destroyed in ordinary chemical or physical changes
- Law of Conservation of mass-energy
- matter and energy are always conserved; their sum never changes
- Solid
- matter that has a definite volume and shape
- Plasma
- a state composed of electrons and positive ions that have been knocked apart by collisions at very high temperatures
- solvent
- the dissolving material
- Forester
- studies the growth, conservation, and harvesting of trees
- chemical properties
- properties which describe the behavior of matter when it changes identity is altered
- organic chemistry
- the study of carbon compounds
- extensive physical properties
- depends on the amount of matter present
- substance
- a homogeneous sample of matter that has the same composition and properties, whatever its source.
- metal bids
- have properties of both metals and nonmetals; semiconductors
- energy
- the capacity to do work
- The Law of Conservation of Energy
- Energy can be converted from one form to another, but it cannot be created, destroyed in ordinary chemical or physical changes
- analytical chemistry
- the identification of material and their composition
- Albert Einstein
- showed that matter can be changed to energy and energy can be changed into matter
- e=mc^2
- equation that Einstein came up with
- Oceanographer
- studies the physics, chemistry, geology and biology of the oceans
- Meteorologist
- studies the physics and chemistry of the atmosphere, and forecasts the weather
- Intermediate
- the material that is produced from raw materials and processed further to produce some consumer products
- Biologist
- studies the basic principles of plant and animal life
- groups or families
- the vertical columns on the periodic table
- Horticulturist
- researches the breeding, production, and processing of fruits, vegetables, and decorative plants.
- Wood scientist
- develops and improves methods of treating wood and wood by-productes
- intensive physical properties
- does not depend on the amount of matter present
- Consumer products
- an item for sale
- radiant energy
- energy being transferred by electromagnetic waves
- potential energy
- energy of position, the potential to do work, stored energy, energy at rest
- Agronomist
- develops new methods of raising field crops to insure more efficient production and better quality
- nonmetals
- these are on the right side of the periodic table
- Weight
- the measure of earth's gravitation attraction on matter
- Chemistry
- the study of the structure and properties of matter and the changes it undergoes
- solute
- the dissolved material
- heterogeneous mixture
- the composition and properties are not uniform
- Liquid
- matter that has a definite volume but an indefinite shapes
- Theory
- an explanation of a phenomenon, a broad generalization that explains a body of facts
- phase
- a physically separate part of a material having a uniform set of properties
- mixture
- a combination of two or more kinds of matter each of which retains its own composition and properties
- biochemistry
- the study of substances that occur in living things
- Astronomer
- this person studies the structure, motion, and evolution of the universe
- Quantitative
- numerical data
- Raw Materials
- a crude, unprocessed material found in nature and used to make consumer products
- Inertia
- the resistance of matter to any change in motion
- Mass
- the measure of the quantity of matter
- Qualitative
- non-numerical data
- Geologist
- sudies the composition, structure and history of the earth
- interface
- where one phase meets another phase
- Model
- an arrangement analogous to and useful for understanding a sustem in nature, usually existing only in ones' mind
- periods or series
- the horizontal rows
- Chemists, Chemical engineer, Chemical technicians
- the three major careers in chemistry
- homogeneous mixture
- the composition and properties are uniform throughout
- Metals
- these are on the left side of the periodic table