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16 Cards in this Set

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Animals that hunt other animals.
Predator
The most common plant in the pond.
Algae
Damage to the earth caused by humans.
Pollution
Animals that have a backbone and a skeletal system.
Vertebrate
Animals that do not have a backbone or skeleton.
Invertebrate
An animal that eats plants.
Herbivore
Animals that eat other animals (meat).
Carnivore
The line that shows how much acid or base is in something.
pH Scale
Water that is dirty and old....not fresh water.
Stagnant
The thing you change in a science experiment. You should only change one of these at a time.
Variable
The thing you do not change in an experiment.
Control
The steps a scientist follows when doing an experiment.
Scientific Method
The problem or question you try to answer by doing a science experiment.
Hypothesis
The information you collect when you do an experiment.
Data
An animal that eats plants or animals. These animals eat almost anything.
Omnivore
Animals that are hunted by other animals
Prey