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bio terms
bio terms
12
Biology
9th Grade
11/01/2014

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Term
hydrogen bond
Definition
The weak attraction bewtween a hydrogyen atom and a another atom.
Term
Cohesion
Definition
It is the attraction between molecules of the same substance.
Term
adhesion
Definition
It is the attraction between molecules of different sunstances.
Term
mixture
Definition
It is a material made of 2 or more element or compounds that are physically mixed bit not chemically mixed.
Term
solution
Definition
It is a material made when the components are evenly distributed
Term
solute
Definition
It is the substance that is dissolved
Term
slovent
Definition
it is the substance that the solute is dissolved into.
Term
suspension
Definition
tItt is a mixture of water and an undisolved material.
Term
ph scale
Definition
It is a scale that measurea the amountof hydrogen in a solution. Meutral is 7
Term
acid
Definition
It is a compound that has higher amountss of hydrohen . they have a ph below 7 Stomach acid and lemmon juice
Term
base
Definition
a Base is at the higher end of the Ph scale and incudes seawater human blood and toothpast.















It is a compound thathas lower amount off hydrogem. it ia also called alkaline and have a ph above 7
Term
buffer
Definition
It is a weak acid or base that react with strong acids or bases to prevent sharp changes in ph
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