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EEM 1-

Energy, Machines, and Motion 1 through

QuestionAnswer
energy ability to do work
kinetic energy energy in motion
potential energy stored energy
energy conversion change of energy from one form to another
Law of Conservation of Energy energy cannot be created or destroyed but changes from form to another
weight measure of the force of gravity pulling on a body
mass amount of matter in a body
force push or pull
Newton (N) unit of measure for force
Net Force total force acting on an object
gravity force of attraction between objects that is due to their masses and their distances from each other
air friction drag
friction force that opposes motion between two surfaces
types of friction static and kinetic
types of kinetic rolling and sliding
mechanical energy the total energy of motion and position of an object
forms of energy thermal, chemical, electrical, sound, light, nuclear
fluid something that flows and can take the shape of a container
pressure amount of force per unit area of surface
Pascal's Principle Pressure applied at one point in a system will be transmitted evenly throughout the system.
Archimedes Principle bouyant force on an object is an upward force= weight of the fluid displaced (object takes the place of)
Bernoulli's Principle When the speed of a fluid
4 factors that affect flight lift, thrust, drag, and gravity
effort force force you exerted to pull the block across the surface
effort distance distance you moved the block each time
Created by: darkdreams19