Vocabulary
Matter and Energy
Conversions
Scientific Notation
Properties of Matter
100
a substance that cannot be broken down into simpler substances
What is an element?
100
The theory that states that all matter is made of atoms and molecules that act like tiny particles which are always in motion.
What is the Kinetic Theory?
100
6 grams=___ decigrams
What is 60?
100
1.5 x 10^2
What is 150?
100
a property of an element or compound that is only observable during a chemical reaction
What is a chemical property?
200
a substance made of atoms of more than one element bound together
What is a compound?
200
This is a state of matter that has a fixed structure and a fixed shape
What is a solid?
200
8 kilometers=______ hectometers
What is 80?
200
2.68 X 10 ^4
What is 26,800?
200
a property of an element or compound that is readily observable
What is a physical property?
300
A series of logical steps to follow in order to solve a problem
What is the scientific method?
300
This is the resistance of a fluid to flow
What is viscosity?
300
95 millimeters=_____centimeters
What is 9.5?
300
3.4 X 10^ -2
What is .034?
300
Melting point, boiling point, and freezing point are all examples of this kind of change
What is a physical change?
400
The change of a substance from a solid to a gas
What is sublimation?
400
This must be added to a substance in order for it to melt or evaporate
What is energy?
400
743 Liters=____kiloliters
What is .743?
400
6.9 x 10^3
What is 6,900?
400
This kind of change can NOT be reversed
What is a chemical change?
500
The smallest unit of a substance that exhibits all of the properties characteristic of that substance
What is a molecule?
500
This is the law that states that energy cannot be created or destroyed
What is the Law of Conservation of Energy?
500
.000268 kilometers=______millimeters
What is 268?
500
5.32 x 10^ -4
What is .000532?
500
If the mass of an object is 24 grams and the volume of the object is 3 cm^3 the object has a density of....
What is 8?
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