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SHS Matter & Chemistry
SHS Matter & Chemistry
18 terms
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18 cards
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Questions
18
Answers
1
Another name for a peptide bond is?
salt
disulfide
hydrogen
end
2
A change that takes place when a new substance is created?
chemical
physical
3
Hair is a form of what kind of matter?
liquid
gas
solid
plasma
4
The smallest complete unit of an element is?
atom
matter
end bond
molecule
5
Which side bond is easily broken by heat or water?
end
disulfide
hydrogen
peptide
6
Which is these is NOT one of the four side bonds that make up hair?
disulfide
peptide
hydrogen
van der waals forces
7
Hair is 97% made out of this?
keratin
protein
shampoo
vitamins
8
If this bond is broken, it is no longer hair!
disulfide
peptide
end
hydrogen
9
Chemistry is the scientific study of?
matter
hair
bonds
elements
10
What form of matter has a definite weight and volume, but no definite shape?
plasma
liquid
gas
solid
11
What creates protein in our hair?
shampoo
amino acids
disulfide
conditioner
12
Anything that takes occupies space and has weight is called?
molecule
atom
solid
matter
13
Which side bond is affected by chemicals?
disulfide
van der waahls forces
hydrogen
salt
14
Amino acids linked end to end form polypeptide chains
False
True
15
A change that takes place in a substance without creating a new substance is?
chemical
physical
16
The 5 elements that make up hair, skin, & nails are:
COHNS
BONES
CORES
COMHS
17
Electrons have which type of electrical charge?
positive
none
negative
chemical
18
Humidity can break the hydrogen bonds in the hair.
True
False
