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Force and Motion


attract pull
work the act of using force
weightlessness little or no gravitational pull
weight how heavy somethign is, depending on gravitational pull
velocity rate of movement
speed rate of movement
sound energy energy that allows us to hear
rest pause during no force is moving an object
repel to push away
balanced in a state in which equal and opposite forces cancel each other
chemical energy energy made by a change in substance or a combination of substances
direction the way or course toward which something moves or faces
distance the amount of space between things
electricity energy created by moving charged particles
electromagnetism the combined force of electricity and magnetism
energy the power to do work, make a change, or move objects
energy transfer the movement of energy from one object to another of the change of energy from one form to another
engine a maching with moving parts that uses power to create motion; a motor
force the strength or energy that moves and object
friction a force taht slows down moving things
generator a machign that turns potential and kinetic energy into electricity
gravity the force that pulls things toward the center of Earth or any other object that has mass
heat energy a form of energy that is transferred from an object with a higher temperature to an object with a lower temperature
inertia the tendency of an object to resist change in the director or speed of its motion
kinetic energy the energy that a moving body has becaus of its motion
law a statement about results that always occur under certain circumstances
light energy a form of radiant energy that allows us to see
lines of force invisible lines of magnetic force that flow through and around a magnet
magnetic field an area aournd a magnet or a moving electrical charge with a magnetic force acts
magnetism a force that pushes and pulls certain metals
mass the amounht of matter measured on Earth by its weight
momentum the strength or force tha tkeeps something moving
motion the act of going from one place to another, movement
potential energy the energy a body had because of its position, electrical charge, or structure, or stored energy
reaction an equal, opposite response to a force being applied
Created by: carrieannfisher