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Classifying Matter
Properties of Matter
Changes of Matter
Identify This
Vocabulary
100
Smallest unit of an element that maintains the chemical properties of that element
What is an atom?
100
The temperature which a solid becomes a liquid
What is melting point?
100
A change in size, shape, or state of matter
What is a physical change?
100
Kool Aid
What is a homogenous mixture?
100
Anything that has mass and takes up space
What is matter?
200
A group of atoms held together by chemical forces
What is a molecule?
200
The temperature which a solid becomes a gas
What is boiling point?
200
A change from one substance to another
What is a chemical change?
200
Pizza
What is a heterogeneous mixture?
200
A combination of two or more substances that are not chemically combined
What is a mixture?
300
The shows how many atoms of each element are in a unit.
What is a chemical formula?
300
Color, mass, and shape are examples of these
What is physical properties?
300
When a physical change occurs, does a new substance form?
What is no?
300
Copper Wire
What is an element?
300
A substance made up of atoms of two or more different elements joined by chemical bonds
What is a compound?
400
Samples of matter are classified as these three things
What is a mixture, compound, and an element
400
The ratio of mass to volume of a substance
What is density?
400
After a chemical change occurs, does the substance keep its properties?
What is no?
400
Sodium hydroxide
What is a compound?
400
A substance that can't be separated or broken down by chemical means.
What is an element?
500
Elements and compounds are pure substances, but these are not
What is a mixture?
500
If the mass is 100 grams and the volume is 10 what is the density
What is 10?
500
Is dissolving a physical or chemical change
What is a physical change?
500
Granite.
What is a heterogenous mixture?
500
A sample of matter, either a single element or a single compound, that has definite chemical and physical properties
What is a pure substance?