Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
63 Cards in this Set
- Front
- Back
|
chemistry
|
the scientific study of the composition, structure, and properties of matter and the changes that matter undergoes
|
|
|
matter
|
anything that has mass and takes up space
|
|
|
element
|
a substance that cannot be separated or broken down into simpler substances by chemical means
|
|
|
atom
|
the smallest unit of an element
|
|
|
compound
|
a substance made of atoms of two or more different elements that are chemically combined
|
|
|
molecule
|
the smallest unit of a substance that keeps all of the physical and chemical properties of that substance
|
|
|
pure substance
|
a sample of matter, either a single element or a single compound
|
|
|
mixture
|
a combination of two or more substances that are not chemically combined
|
|
|
Examples of mixtures
|
sugar water
grape juice gasoline |
|
|
List two types of pure substances.
|
water
fresh squeezed orange juice |
|
|
State the chemical formular for water
|
H2O
|
|
|
density
|
the ratio of mass to volume of a substance
|
|
|
characteristic properties
|
describing matter by both physical and chemical properties
|
|
|
physical change
|
a change of matter from one form to another without a change in chemical properties
|
|
|
chemical change
|
a change that occurs when a substance changes composition by forming one or more new substances
|
|
|
chemistry
|
the scientific study of the composition, structure, and properties of matter and the changes that matter undergoes
|
|
|
matter
|
anything that has mass and takes up space
|
|
|
element
|
a substance that cannot be separated or broken down into simpler substances by chemical means
|
|
|
atom
|
the smallest unit of an element
|
|
|
compound
|
a substance made of atoms of two or more different elements that are chemically combined
|
|
|
molecule
|
the smallest unit of a substance that keeps all of the physical and chemical properties of that substance
|
|
|
pure substance
|
a sample of matter, either a single element or a single compound
|
|
|
mixture
|
a combination of two or more substances that are not chemically combined
|
|
|
Examples of mixtures
|
sugar water
grape juice gasoline |
|
|
List two types of pure substances.
|
water
fresh squeezed orange juice |
|
|
State the chemical formular for water
|
H2O
|
|
|
density
|
the ratio of mass to volume of a substance
|
|
|
characteristic properties
|
describing matter by both physical and chemical properties
|
|
|
physical change
|
a change of matter from one form to another without a change in chemical properties
|
|
|
chemical change
|
a change that occurs when a substance changes composition by forming one or more new substances
|
|
|
chemistry
|
the scientific study of the composition, structure, and properties of matter and the changes that matter undergoes
|
|
|
matter
|
anything that has mass and takes up space
|
|
|
element
|
a substance that cannot be separated or broken down into simpler substances by chemical means
|
|
|
atom
|
the smallest unit of an element
|
|
|
compound
|
a substance made of atoms of two or more different elements that are chemically combined
|
|
|
molecule
|
the smallest unit of a substance that keeps all of the physical and chemical properties of that substance
|
|
|
pure substance
|
a sample of matter, either a single element or a single compound
|
|
|
mixture
|
a combination of two or more substances that are not chemically combined
|
|
|
Examples of mixtures
|
sugar water
grape juice gasoline |
|
|
List two types of pure substances.
|
water
fresh squeezed orange juice |
|
|
State the chemical formular for water
|
H2O
|
|
|
density
|
the ratio of mass to volume of a substance
|
|
|
characteristic properties
|
describing matter by both physical and chemical properties
|
|
|
physical change
|
a change of matter from one form to another without a change in chemical properties
|
|
|
chemical change
|
a change that occurs when a substance changes composition by forming one or more new substances
|
|
|
chemistry
|
the scientific study of the composition, structure, and properties of matter and the changes that matter undergoes
|
|
|
matter
|
anything that has mass and takes up space
|
|
|
element
|
a substance that cannot be separated or broken down into simpler substances by chemical means
|
|
|
atom
|
the smallest unit of an element
|
|
|
compound
|
a substance made of atoms of two or more different elements that are chemically combined
|
|
|
molecule
|
the smallest unit of a substance that keeps all of the physical and chemical properties of that substance
|
|
|
pure substance
|
a sample of matter, either a single element or a single compound
|
|
|
mixture
|
a combination of two or more substances that are not chemically combined
|
|
|
Examples of mixtures
|
sugar water
grape juice gasoline |
|
|
List two types of pure substances.
|
water
fresh squeezed orange juice |
|
|
State the chemical formular for water
|
H2O
|
|
|
density
|
the ratio of mass to volume of a substance
|
|
|
characteristic properties
|
describing matter by both physical and chemical properties
|
|
|
physical change
|
a change of matter from one form to another without a change in chemical properties
|
|
|
chemical change
|
a change that occurs when a substance changes composition by forming one or more new substances
|
|
|
Compounds and elements are
|
pure substances
|
|
|
If you add oil to water and shake the two liquids together, you will form a
|
mixture
|
|
|
List the 4 types of matter
|
solid
liquid gas plasma |
