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Matter, atom, energy
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Question | Answer |
---|---|
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 |