Show:
Describing Matter
Classifying Matter
Classifying Matter 2
Measuring Matter
Changes in Matter
100
anything that takes up space and has mass
What is matter?
100
a substance that cannot be broken down into any other substances by chemical or physical means
What is an element?
100
a representation of the elements in a compound and the ratio of atoms
What is a chemical formula?
100
a measure of the force of gravity on an object
What is weight?
100
a change that alters the form or appearance of matter but does not turn any substance in the matter into a different substance
What is a physical change?
200
the study of matter and how matter changes
What is Chemistry?
200
the basic particle from which all elements are made
What is an atom?
200
two or more substances that are together in the same place, but their atoms are not chemically bonded
What is a mixture?
200
the amount of matter in an object
What is mass?
200
a change in which a single substance breaks down into two or more other substances
What is a chemical change?
300
a single kind of matter that is pure, meaning it always has a specific makeup, or composition
What is a substance?
300
a force of attraction between two atoms
What is a chemical bond?
300
a mixture in which you can usually see the different parts and they can easily be separated out
What is a heterogeneous mixture?
300
the SI unit of mass
What is the kilogram?
300
combustion, electrolysis, oxidation, tarnishing
What is examples of chemical change?
400
a characteristic of a substance that can be observed without changing into another substance
What is a physical property
400
a group of two or more atoms held together by chemical bonds
What is a molecule?
400
a mixture in which the substances are so evenly mixed that you can't see the different parts and they are difficult to separate
What is a homogeneous mixture?
400
the amount of space that matter occupies
What is volume?
400
the fact that matter is not destroyed or created in any chemical or physical change
What is the law of conservation of mass/matter
500
a characteristic of a substance that describes its ability t change into different substances
What is a chemical property?
500
a substance made of two or more elements that are chemically combined in a set ratio
What is a compound?
500
magnetic attraction, filtration, distillation, evaporation
What is methods used to separate mixtures?
500
a measure of the mass of a material in a given volume that can be expressed as g/cm cubed
What is density?
500
the total energy of the motion of all of the particles in an object
What is thermal energy?