Matter
Physical change and chemical change
Atoms and molecules
Hairs chemical structure
Chemical bonds
100
Anything that occupies space and has weight .
Define matter
100
Change in the physical characteristics of a substance without creating a new substance
What is physical change ?
100
Smallest complete unit of an element
What are atoms
100
Ends of amino acids forming to bond
What is peptide bombs ?
100
Compounds consisting of carbon, oxygen, hydrogen and nitrogen. Join together in chains to become proteins.
What are Amino acids
200
Color, odor, weight,melting or boiling point and hardness softeness and glossiness .
What are the five properties of matter ?
200
Change In a substance that creates a new substance with chemical characteristics different from those of the original
What is chemical change ?
200
Positive electrical charge
What are protons
200
Bonding protein chains to other protein chains
What is human hair?
200
Link Amino acids end to end to form a chain
What are peptide bonds
300
Solid, liquid gas
What is basic forms of matter ?
300
Basic substances that cannot be broken down into simpler substances
What is elements?
300
No electrical charge
What are neutrons
300
97% of hair makes up hair
What is keratin ?
400
Organic chemistry and inorganic chemistry
What are 2 types of chemistry ?
400
How many known elements are there?
118
400
Simplest atomic structure
What is hydrogen
400
Individual protein chains bond, side to side, to other chains
What are side bonds ?
400
Backbone of all protein molecules
What are peptide bonds
500
Scientific study of matter and he physical and chemical changes of matter
What is chemistry?
500
The most abundant element in earths atmosphere and crust
What is oxygen.
500
Two or more atoms joined together by a chemical bond
What are molecules?
500
Bonding of protein chains to other protein chains
What makes human hair ?
500
Hydrogen bond, salt bond, disulfide bond, van dear waals forces
What are side bonds
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