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Sci1stQVoc

7th Grade Science 1st Quarter Vocabulary

QuestionAnswer
dependent variable the variable being measured in an experiment
experiment a test under controlled conditions to determine the validity of a hypothesis
hypothesis a tentative explanation for an observation, phenomenon, or scientific problem
independent variable a manipulated (changed) variable in an experiment
investigation a detailed inquiry or systematic examination
mean the average value of a set of numbers
median a middle point, plane, or part
mode the number or range of numbers in a set that occurs the most frequently
observation detailed examination of phenomena prior to analysis, diagnosis, or interpretation
outlier a value far from most others in a set of data
physical science any of the sciences that analyze the nature and properties of energy and nonliving manner
replication a copy or reproduction
scientist a person having expert knowledge of one or more sciences, especially a natural or physical science
table an orderly arrangement of data
electromagnetic force the fundamental force associated with electric and magnetic fields
force the use of physical power or violence to compel or restrain; a push or pull
magnetic force a force that exists between two electrically charged moving particles
model a small object, usually built to scale, that represents in detail another, often larger object
density the mass per unit volume of a substance under specified conditions of pressure and temperature
gas the state of matter distinguished from the solid and liquid states by relatively low density and viscosity
liquid the state of matter in which a substance exhibits a characteristic readiness to flow
magnetic having an unusual power or ability to attract magnetic material or attract or repel another magnet
mass a body of matter that forms a whole but has no definable shape; the amount of matter an object contains
matter the material substance of the universe that has mass, occupies space, and is converable to energy
metal a chemical element that is malleable and ductile, usually solid, and is a good conductor of heat and electricity
solid consisting of compact unyielding material
volume the size of a three-dimensional space enclosed within or occupied by an object
Created by: pamfisher
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