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Science 7th Grade Vocab

Across
The amount of energy required to raise the temperature
Ions that form an orderly, three-dimensional arrangement
Transfers heat from on particle of matter to another within an object or between two objects
Is the force of attraction that holds atoms together as a result of the rearrangement of electrons between them
A mixture made of two or more elements, at least one of which is metal
The attraction between two oppositely charged ions
The study of matter and how matter changes
The circular motion that is created when air is heated and rises to float on to of the denser, cooler air
An atom or group of atoms that has an electric charge
A characteristic of a substance that describes its ability to change into different substances
A material that conducts, transfers heat well
Down
The transfer of thermal energy from a warmer object to a cooler object
Made up of positive and negative ions
The transfer of energy by electromagnetic waves
The chemical bond formed when 2 atoms share electrons
A characteristic of a substance that can be observed without changing it into another substance
A neutral group of atoms joined by covalent bonds
Those electorns that have the highest value
A type of heat transfer that occurs only in fluids, such as water and air
Anything that has mass and takes up space
Materials that do not conduct, transfer heat well
A single kind of matter that is pure, meaning it always has a specific makeup or composition