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Unit F1 Study Guide

relative motion motion that is based on a frame of reference
motion any change of position
acceleration change in the speed or direction of an object's motion
position describes a certain place
gravity force that pulls all objects towards each other
force any push or pull
newton metric unit of force
frame of reference things around you used to describe motion
speed measure of an objects change of position during a unit of time
weight measure of the force of gravity on an object
friction force that keeps two objects that are touching from easily sliding past each other
proton particle in an atom that has a positive charge +1. They are found in the nucleus of the atom.
neutron particle in an atom that has no charge, so it is neutral. They are found in the nucleus of the atom.
electron particle that has a single negative charte -1. They move around the nucleus of an atom.
atom tiny particles that make up all matter
What are the three particles that make up an atom? protons, neutrons, electrons
To find a swimmer's speed, you need to know the distance he or she swam and the time it took
to measure force, you can use a _____. spring scale
Created by: jeffersonkb