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Psysical Science

TermDefinition
Qualitative Made by gathering information that can be recorded using descriptive language
Quantitative Made by gathering information that can be recorded as a number with a measurement unit
Inferance Not a fact, but an interpretation of what the direct observations mean
Scientific Law Describes what scientists expect to happen every time under a particular set of conditions
Constant part of an experiment that is held in the same condition for control and experiment
Varible Part of the experiment that changes
MV A factor in a controlled experiment that is intentionally changed by the experimenter
Scientific Theory A well tested explanation for a wide range of observations or experimental results
Inquiry To ask for information
RV A resulting factor in a controlled experiment that is observed and measured to see if it changes due to the manipulation of another varible
Experiment A course of action completed in order to test a hypothesis
Control A standard to which all other levels are compared in a scientific experiment
Matter Anything that has mass and takes up space
Physical Properties Changes form or appearance but is still the same substance
Chemical Properties Changes in matter/makes a new substance
Weight A measure of the force of gravity on an object
Mass A measure of how much matter is in an object
Newton A unit of force required to move 1 kilogram
Work Exertion or effort directed to produce or accomplish something
Force Physical power or strength possessed by a living being
Gravity The force that pulls objects toward each other
Newtons 1st Law An object in rest will stay in rest
Newtons 2nd Law Acceleration
Newtons 3rd Law For every force there is a reaction force that is equal in size, but opposite in direction
Mechanical Advantage The ratio of the output force produced by a machine to the input force
Created by: 3084200