Force/Motion
Electricity/Magnetism
Work & Energy
Wind & Water
States of Matter
100
a push or a pull
What is force?
100
causes electrically charged objects wither to attract or repel each other
What is an electric force?
100
the result of force moving an object
What is work?
100
sails harness the power of the _________
What is wind?
100
matter can exist in these three basic forms
What are solid, liquid, and gas?
200
the force of attraction between any two objects
What is gravity?
200
the first compasses were made of this special kind of rock
What are lodestones?
200
the abiliity to do work
What is energy?
200
a modern windmill is called this
What is a wind turbine?
200
the temperature at which water melts and freezes
What is 32 degrees F?
300
everything that takes up space, has mass and weight
What is matter?
300
what opposite magnetic poles or opposite electric charges do
What is attract?
300
stored energy is called _________ energy
What is potential?
300
man developed this device to harness the power of running water
What is the water wheel?
300
the temperature at which water boils and condenses
What is 212 degrees F
400
this occurs when electrically charged pieces of clothing are pulled together by the electric forces between them
What is static cling?
400
what like poles or like electric poles do
What is repel
400
a __________ of energy takes place when one object gives some or all of its energy to another object
What is transfer?
400
early textile(cloth) factories were called this
What is a mill?
400
something that can flow from one place to another; either a liquid or a gas
What is a fluid?
500
a force that resists motion
What is friction?
500
one of these is in every compass
What is a magnet?
500
a device that converts a natural from of energy into useful work
What is an engine?
500
this wind device looks like a huge eggbeater
What is the Darrieus wind turbine?
500
the tendency of gases to float away and spread themselves out thinly in their surroundings
What is diffusion?
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