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Science Exam on wed

QuestionAnswer
What is length the distance between 2 points
what is volume the amount of space a substance takes up measured in centimeters or mL cubed
what is mass the amount of matter in a substance measured with balance usually grams
what is temperature the amount of heat energy in a substance
what is the smallest part of an element an atom
how many elements are on the periodic table 118
what is the smallest part of a compound a molecule
what kind of formulas are molecules shown in chemical
what are molecules made up of made up of more than one type of element
What is density how dense an object is or its bouyancy
what is bouyancy the ability to float
What are some characteristics of matter density, melting temp., boiling temp., conductivity
what are NOT characteristics of matter Mass Volume and weight
define the independent variable the factor in an experiment that you change on purpose
define the dependent variable the factor in the experiment that you think the independent variable will change
define an observation something you are sure is true because you used your senses to see it
define an inference something you might thing is true based on the observations you made.
what should a testable question have just 1 independent variable has a measureable dependent variable is possible to test is written in the form of a question
Created by: sparton11794
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