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Unit 1 & 3

Vocab Review for Units 1 & 3

TermDefinition
matter anything that has mass and takes up space
volume the amount of space something takes up
temperature the measure of the average energy of motion of particles of matter, which we feel as how hot or cold something is
solid the state of matter in which a substance has a definite volume and a definite shape
liquid the state of matter in which a substance has a definite volume but no definite shape
gas the state of matter in which a substance does not have a definite shape or definite volume
relative density it determines whether one substance will sink or float in another substance
solubility the ability of a substance to dissolve in another substance
mixture a combination of two or more different substances in which the substances keep their identities
solution a mixture that has the same combination throughout because all its parts are mixed evenly
balance a tool used to measure the amount of matter in an object, which is the object’s mass
control the experimental setup to which you will compare all other setups
evidence information collected during a scientific investigation
experiment an investigation in which all the conditions are controlled to test a hypothesis
investigation a procedure carried out to carefully observe, study, or test something in order to learn more about it
microscopic too small to be seen without using a microscope
opinion a personal belief or judgment based on what a person thinks or feels, but not necessarily based on evidence
Science the study of the natural world through observation and investigation
scientific method the different ways that scientists perform investigations and collect reliable data
spring scale a tool used to measure force
variable any condition that can be changed in an experiment
accurate in measurements, very close to the actual size or value
Created by: wmsScience
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