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18 Cards in this Set

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Homeostasis
maintaining a balance between an organism (or cell) and it's environment
Are skin cells dead or alive?
dead
What is a solute?
the substance being dissolved
What is a solvent?
the substance doing the dissolving
What is a mixture?
two or more substances combined which may be easily separated by ordinary physical means
What are some examples of mixtures?
Nuts/bolts, Peas/carrots, Lucky Charms (cereal and marshmellows), pizza (crust and toppings)
Think of simple food mixtures easy to separate.
Mixtures or Compounds

Easily separated by physical means
Mixture
Compounds or Mixtures

Not easily separated by physical means
Compounds
Compounds or Mixtures

Not joined by chemical bonds
Mixtures
Compounds or Mixtures

Joined by chemical bonds
Compounds
Compounds or Mixtures

Form a totally new substance with properties different from the individual components
Compounds
Compounds or Mixtures

Do not form a totally new substance with properties different from the individual components
Mixtures
True or false

Cell do not need a liquid environment to survive
False, they do need a liquid environment to survive
a)__________ are b)____________ than their parts
a)Compounds
b) different
Water is a a)_______ NOT a b)________.
a)solvent
b)solution
A solution is a a)____________ in which the solute is b)_________ distributed in the solvent and c)______ settle out
a)mixture
b)evenly
c) doesn't
Solute particles are generally _______ than the solvent particles
smaller
A solution may be a mixtures of ________, __________, or ________.
solids, liquids, or gases