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Matter, atom, energy

review for study

QuestionAnswer
How did you call the smallest particle of an element? atom
The force that hold two atoms together. chemical bond
A change in matter that produces new substances is called chemical change
A characteristic that is observed when a substance interacts with another substance. chemical property
The study of the properties of matter and how matter changes. Chemistry
A substance made of two or more elements chemically combined in a set ratio compound
The measure of how much mass of a substance is contained in a given volume. density
A substance that cannot be broken down into other substances by chemical or physical means. element
(ISU) a system of measurement based upon multiples of ten and on established measures of mass, length, and time. International System of Units
A substance that cannot be broken down into other substances by chemical or physical means. element
The ability to do work or cause change. energy
A measure of how much matter is in an object. mass
Anything that has mass and occupies space matter
Two or more substances that are mixed together but not chemically combined. mixture
A particle made of two or more atoms bonded together. molecule
A change that alters the form or appearance of a substance but does not make the material into another substance. physical change
A characteristic of a substance that can be observed without changing the substance into something else. physical property
A single kind of matter that has distinct physical and chemical properties. substance
The amount of space that matter occupies volume
A measure of the force of gravity on an object weight
Poor conductors of heat and electricity no metals
What kind of element is Aluminum? Is a metal
can be drawn into wire without breaking ductile
All metals are solid at room temperature except Mercury
The __________ of an object or substance will change according their position weight
In 1802 proposed the atomic theory John Dalton
Who propose the Modern Model of the Atom Bohr
The subatomic particles with no electrical charge neutrons
The subatomic particles with negative electrical charge electrons
The subatomic particles with positive electrical charge protons
In the nucleus of the atom you can find neutrons and protons
Around the nucleus of an atom you can find electrons
The number of electrons and protons inside the atoms are equal
The atomic number represents electrons and protons
How many electrons does the atom of Oxygen have? 8
Created by: beatrizlopez