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CHEMISTRY CHAPTER 2 QUIZ
Mrs. Mettle 2nd Tri
25
Chemistry
9th Grade
11/26/2012

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Term
What is matter?
Definition
Anything that has mass, volume, and takes up space.
Term
Atom
Definition
Smallest part of an element
Term
Matter is divided into 2 different categories which are:
Definition
Mixtures & Substances
Term
Mixture
Definition
Contains more than one kind of matter or substance
Term
All __________ are either elements or compounds.
Definition
Substances
Term
Substance
Definition
Elements that contain only one kind of matter.
Term
Molecules
Definition
Arrangements of elements that make up a compound
Term
Homogeneous Mixture
Definition
Same throughout- EX. Milk
Term
Heterogeneous Mixtures
Definition
Not evenly mixed throughout- EX. Chicken noodle soup; sand and water
Term
By _______, _______, _________, or_______, both homogeneous and heterogeneous mixtures can be separated into different types of matter.
Definition
heating, cooling, filtering, sorting
Term
Physical properties of matter can be ________ or _________.
Definition
observed, measured
Term
Color, size, shape, volume, and density are examples of:
Definition
Physical properties
Term
Density
Definition
describes the relationship between mass and volume. Tells us how tightly packed the atoms or molecules of an object is.
Term
When a SOLID changes to a LIQUID it is called a:
Definition
Melting point
Term
When a LIQUID changes into a GAS this is called:
Definition
Evaporation
Term
The temperature at which evaporation happens is called a:
Definition
Boiling point
Term
When a GAS changes into a LIQUID it is called:
Definition
Condensation
Term
When a SOLID changes directly to a GAS it is called:
Definition
Sublimation
Term
A phase change from GAS to a SOLID is called:
Definition
Deposition
Term
Chemical Properties
Definition
Help tell how a substance will change into another substance if it combines with something else.
Term
Examples of Chemical Properties:
Definition
Flammability and reactivity
Term
Physical Change
Definition
When a substance's physical properties change but it's still that same substance.
Term
A chemical change is when:
Definition
2 or more substances combine to make a new substance therefore having new chemical properties.
Term
Mixtures can be:
Definition
broken down by physical means.
Term
Compounds can only be broken down by:
Definition
going through a chemical change
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