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Semester Vocabulary

Science- 8th grade

scientific method a set of processes used when conducting investigations, observations, collecting, analyzing data, drawing conclusions
independent variable the controlled variable in an experiment
dependent variable the observed phenomenon that is being measured
hypothesis a possible explanation of some phenomena, based on observations, and which suggests a means of being tested
procedure a way of doing something or getting something done
data table a collection of data used to draw a conclusion or make a decision
graph a diagram showing the relationship of quantities
conclusion a judgment or decision reached by reasoning
evidence thing or things helpful in making a judgment or coming to a conclusion
hazardous material any solid, liquid, or gas that can harm people, other living organisms, property or the environment
mixture a blending of two or more substances without chemical bonding or other chemical change, so that each substance keeps its own chemical properties and makeup
flammable easily ignited and capable of burning rapidly. Can serve as a fuel for fire.
corrosive a substance that may dissolve metals, ruin clothing, or burn skin. Strong acids and bases are corrosive
toxic poisonous; the capability of a substance to cause harm to living systems
chemical properties traits of a substance that you find by seeing if it reacts in certain ways with other chemicals.
Created by: jmcmillen