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Physical Science

QuestionAnswer
Physical Science The study of matter and Energy.
Matter Anything that has mass and takes up space.
Mass The amount of material an object has.
Physic's The study of how energy acts with Matter.
Chemistry The study of matter and how it changes.
Unit A Known amount used for Measurement.
Customary Ordinary (Regular)
Metric System System of Measurement used by Scientists.
Area The amount of surface an object has.
Exponent A number that tells how many times a number is a factor.
Gram Basic unit in the metric system.
Kilogram A unit that equals 1,000 grams.
Milligram A unit that measures 1/1,000 of a gram.
Centigram A unit that measures 1/100 of a gram.
Cubic Centimeter A Metric unit that means cm x cm x cm.
Property Characteristics that help identify an object.
Atom The building block's of life.
Molecule The smallest part of a substance that keep's the characteristics of that substance.
Solids A form of matter that has a definite shape and volume.
liquids A form of matter that has a definite volume but takes the shape of a container.
Gases A form of matter that has no definite shape or volume.
State of Matter The form that matter has solid,liquids,Gases.
Plasma A very hot gas made of partical's that have an eletric charge.
Element Matter that has only one type of atom.
Compound A substance that is formed when atoms of two or more elements join togeather.
Protons A tiny particale in the nucleus of an atom.
Neuntron A substance partical that is neutral.
Electron A tiny particale of an atom that moves around the nucleus.
Atomic number Number of protons in a specific element.
Atomic mass The number that equals the sum of the protons and neutrons.
Symbol One or two letters used to represent an element's name.
Periodic table an arrangements of elements by atomic number.
isotope an element that has a different number of neutrons than protons and electrons.
deuterium an isotope of hydrogen that has one proton and one neutron.
tritium an isotope of hydrogen that has one proton and 2 neutrons.
family a group of elements arranged with similar properties and in the same column.
Metals type of element; usually solid at room temperature, shiny and good conductor.
Nonmedals type of element with properties unlike metals.
Noble Gases type of elements made up of gases that do not combine with other materials.
Alloys a mixture of 2 or more metals.
Inert Lacking the power to move.
Energy Level One of the spaces around the nucleus in which electron move.
Chemical formula tells the kind of atom and how many of each kind are in a compound.
Subscript A number in the formula that tells how many parts are in the compound.
Radicals A group of two or more atoms that act like one atom.
Binary Compound A compound with 2 Elements.
Acid A compound that reacts with metals to produce hydrogen.
Base A compound that contains the OH Radical 3.
pH A number that tells if an item is a base or a acid.
Motion the action or process of moving or being moved
speed the rate at which someone or something is able to move or operate
distance an amount of space between two things or people
constant speed when the speed of an object remains the same-it does not increase or decrease
Created by: Alec Manley