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A __________ community of interacting organisms and their physical environment.
A ____ is the smallest unit of life.
In science, a _________ is a material which permits a flow of energy.
You can ________ sugar in water.
A pancreatic ______ that breaks down fats to fatty acids and glycerol .
The methodology used during the __________ was reliable.
In science, _____ is a push or pull on an object with mass that can cause it to change its velocity.
We often use the word weight when we are talking about mass and how heavy something is, but weight is affected by _______.
Pet rabbits live in cages, but the natural _______ of a wild rabbit is fields and woods.
Dark, dull surfaces ______ radiation well.
The ____ caused corrosion.
The solution is slightly ________.
A ___________ is used to measure temperature.
An animal with a backbone is called a __________.
I can feel the _________ of the earthquake.
Do you have the correct _________ for this experiment?
Cyanide is a very dangerous ________.
The rubber band around his wrist was stopping his ___________.