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Describing Matter
Classifying Matter
Measuring Matter
Changes in Matter
It Matters!
100
Anything that has mass and takes up space.
What is matter?
100
A substance made of two or more elements that are chemically combined in a set ratio.
What is a compound?
100
This is the SI unit for mass.
What is the kilogram?
100
Dissolving salt in water is this type of change.
What is physical change?
100
If you describe methane as a gas that easily catches fire, you are describing this type of property.
What is a chemical property?
200
The study of matter and how it changes.
What is Chemistry?
200
You can see the different parts in this type of mixture and can easily be separated out.
What is a heterogeneous mixture?
200
Mass/Volume
What is density?
200
The fact that matter is not created or destroyed in any chemical or physical change is called...
What is the law of conservation of mass?
200
A compound may be represented by this, which shows the elements in the compound and the ratio of atoms.
What is chemical formula?
300
Table salt and water are examples of this.
What is a substance?
300
A compound is represented by this.
What is a chemical formula?
300
Liquid water, ice, and water vapor differ from each other by this.
What is different states of matter?
300
The total energy of the motion of all the particles in an object, naturally flows from warmer matter to cooler matter.
What is thermal energy?
300
This is a group of two or more atoms that are held together by chemical bonds.
What is molecule?
400
Mass is the measure of the total amount of this in any object.
What is matter?
400
Filtration, distillation, magnetic attraction and evaporation are all...
What are methods used to separate mixtures?
400
My mass is 100 grams and my volume is 50 cubic centimeters. This is my density...
What is 2 g/cm^3
400
Fireworks exploding in the sky and giving off light are an example this type of change.
What is exothermic change?
400
The ability to do work or cause change describes this.
What is energy?
500
Flammability is this type of property.
What is chemical property?
500
This is formed when two or more substances are so evenly mixed that you can’t see the different parts.
What is a homogeneous mixture?
500
A volume of 25 milliliters is the same as a volume of this many cubic centimeters.
What is 25?
500
This is related to the energy of motion of the particles of matter.
What is temperature?
500
In the laboratory, volumes of liquid are usually measured with this.
What is a graduated cylinder?