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70 Cards in this Set

  • Front
  • Back
Element of skin and hair
Carbon oxygen hydrogen nitrogen sulfur
Define hydrogen
Atomic no1 symbol h category gas is the simplest atomic structure
Atom
Smallest complete unit of an element
Part of an atom
Protons positive charge neutrons. No charge neutral determines weight electrons negative charge
Atomic number
Indicates how many protons are in a single atom
Atomic number
Indicates how many protons are in a single atom
Matter
Anything that occupies space
Atomic number
Indicates how many protons are in a single atom
Matter
Anything that occupies space
What are the basic forms of matter
Solids definite weight volume shape liquids definite weight and volume but no definite shape gasses definite weight but indefinite volume and shape
Atomic number
Indicates how many protons are in a single atom
Matter
Anything that occupies space
What are the basic forms of matter
Solids definite weight volume shape liquids definite weight and volume but no definite shape gasses definite weight but indefinite volume and shape
Two ways to change matter
Physical and chemical
Atomic number
Indicates how many protons are in a single atom
Matter
Anything that occupies space
What are the basic forms of matter
Solids definite weight volume shape liquids definite weight and volume but no definite shape gasses definite weight but indefinite volume and shape
Two ways to change matter
Physical and chemical
Physical change
A change in the physical characteristics without creating a new substance ie flat iron hair cut ice melting
Atomic number
Indicates how many protons are in a single atom
Matter
Anything that occupies space
What are the basic forms of matter
Solids definite weight volume shape liquids definite weight and volume but no definite shape gasses definite weight but indefinite volume and shape
Two ways to change matter
Physical and chemical
Physical change
A change in the physical characteristics without creating a new substance ie flat iron hair cut ice melting
What is a chemical change
Change in a substance that creates a new substance with chemical characteristics different from the original substance ie rust h2o2 and color light a match
Atomic number
Indicates how many protons are in a single atom
Matter
Anything that occupies space
What are the basic forms of matter
Solids definite weight volume shape liquids definite weight and volume but no definite shape gasses definite weight but indefinite volume and shape
Two ways to change matter
Physical and chemical
Physical change
A change in the physical characteristics without creating a new substance ie flat iron hair cut ice melting
What is a chemical change
Change in a substance that creates a new substance with chemical characteristics different from the original substance ie rust h2o2 and color light a match
Organic chemistry
Is now living or was living at one time
Atomic number
Indicates how many protons are in a single atom
Matter
Anything that occupies space
What are the basic forms of matter
Solids definite weight volume shape liquids definite weight and volume but no definite shape gasses definite weight but indefinite volume and shape
Two ways to change matter
Physical and chemical
Physical change
A change in the physical characteristics without creating a new substance ie flat iron hair cut ice melting
What is a chemical change
Change in a substance that creates a new substance with chemical characteristics different from the original substance ie rust h2o2 and color light a match
Organic chemistry
Is now living or was living at one time
Innorganic chemistry
Is not alive has never been alive and does not contain carbon ie rocks water and minerals
Atomic number
Indicates how many protons are in a single atom
Matter
Anything that occupies space
What are the basic forms of matter
Solids definite weight volume shape liquids definite weight and volume but no definite shape gasses definite weight but indefinite volume and shape
Two ways to change matter
Physical and chemical
Physical change
A change in the physical characteristics without creating a new substance ie flat iron hair cut ice melting
What is a chemical change
Change in a substance that creates a new substance with chemical characteristics different from the original substance ie rust h2o2 and color light a match
Organic chemistry
Is now living or was living at one time
Innorganic chemistry
Is not alive has never been alive and does not contain carbon ie rocks water and minerals
Elements
Basic substance that cannot be broken down into simpler substances
Atomic number
Indicates how many protons are in a single atom
Matter
Anything that occupies space
What are the basic forms of matter
Solids definite weight volume shape liquids definite weight and volume but no definite shape gasses definite weight but indefinite volume and shape
Two ways to change matter
Physical and chemical
Physical change
A change in the physical characteristics without creating a new substance ie flat iron hair cut ice melting
What is a chemical change
Change in a substance that creates a new substance with chemical characteristics different from the original substance ie rust h2o2 and color light a match
Organic chemistry
Is now living or was living at one time
Innorganic chemistry
Is not alive has never been alive and does not contain carbon ie rocks water and minerals
Elements
Basic substance that cannot be broken down into simpler substances
Molecules
Is two or more atoms joined together by a chemical bond
Atomic number
Indicates how many protons are in a single atom
Hair is made of
97 percent keratin protein bs 3 percent trace minerals
Matter
Anything that occupies space
What are the basic forms of matter
Solids definite weight volume shape liquids definite weight and volume but no definite shape gasses definite weight but indefinite volume and shape
Two ways to change matter
Physical and chemical
Physical change
A change in the physical characteristics without creating a new substance ie flat iron hair cut ice melting
What is a chemical change
Change in a substance that creates a new substance with chemical characteristics different from the original substance ie rust h2o2 and color light a match
Organic chemistry
Is now living or was living at one time
Innorganic chemistry
Is not alive has never been alive and does not contain carbon ie rocks water and minerals
Elements
Basic substance that cannot be broken down into simpler substances
Molecules
Is two or more atoms joined together by a chemical bond