Energy flash cards

Set: Energy

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All 25 terms

Term	Definition
energy	the ability to do work
Celsius	a system for measuring temperature
Fahrenheit	a system for measuring temperature
geothermal heat	heat energy from inside the Earth in the form of steam or hot water
heat energy	a form of energy that is transferred from an object with a higher temperature to an object with a lower temperature
thermometer	a tool uses for measuring temperature
sun	the ultimate source of energy
shadow	a dark area that forms when an object blocks the path of light
reflect	when light bounces off the surface instead of passing through it
seasons	these are caused by the tilt of the earth on its axis and the earth's revolution
water cycle	the continuous cycle of the transfer of water through an ecosystem, which involves evaporation, transpiration, condensation, and precipitation
light energy	Energy that you can see; ex: comes from the sun or a lamp
solar energy	energy that comes from the sun
refract	to bend light so that it looks like it is broken
batteries	objects that turn chemical energy into electrical energy
change	to make something different or to become different
electrical energy	energy that gives power to things that run on electricity
heat	energy that brings warmth you can feel
flashlight	an electric light that runs on batteries and is easy to carry
light	energy that lets you see
motion	energy that moves something from one place to another
sound	energy that lets you hear
stored energy	energy that is kept or collected to be used later
vibrate	to move back and forth very quickly
work	an activity that makes something happen