Question 
Answer 
Science 
knowledge about or study of the natural world based on facts learned through experiments and observations. 
Observing 
the act or instance of noticing or perceiving. 
Inferring 
to guess, speculate, surmise. 

to foretell the future, a wild guess. 
Chemistry 
chemical properties, reactions. 
Physics 
any medicine, a drug or medicament. 
Scientific inquiry 
knowledge and understanding of scientific ideas, as well of understanding the natural world. 
Hypothesis 
a mere assumption of a guess. 
Parameter 
a numerical characteristic of a population, as distinct from a statistic of an example. 
Manipulated variable 
you can change the variable that will increase or decrease. 
Controlled experiment 
a test where the person is conducting the test. 
Data 
facts and statistics collected together for reference or analysis. 
Communicating 
sharing or exchange information of news, or ideas. 
Model 
a system or thing used as in the example. 
Scientific theory 
a wellsubstantiated explanation of the natural world. 
Scientific law 
a statement based on repeated experimental observations that describe some aspects of the universe. 
Graph 
a diagram showing the relation between variable quantities. 
Horizontal axis 
A coordinate system along which the xcoordinate is measured. 
Vertical axis 
The axis, usually vertical, along which the ordinate is measured and from which the abscissa is measured. 
Origin 
the point or place where something begins or is derived. 
Coordinate 
a grid that has two perpendicular lines, or axes,labeled like numbers. 
Line of best fit 
a straight line drawn through the center of a group data points plotted on a scattered plot. 
Linear graph 
Linear graphs can be sketched or plotted. 
Slope 
a surface on which one end or side is at a higher level than another. 
Nonlinear graph 
A nonlinear graph is a graph depicted, is not a straight line. 
Qualitative data 
Anything that can be expressed as a number. 
Quantitative data 
expressing a certain amount,quality, or range. 