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6th Chapter 8
| Question | Answer |
|---|---|
| All forms of energy can be ______________ into other forms of energy. | transformed |
| A toaster transforms _________________ energy into heat energy to cook food. | electrical |
| As the _______________ energy of an object's particles increases, its temperature increases | kinetic |
| Plants transform ________________ energy into chemical energy | electromagnetic |
| When you let go of a stretched rubber band, its ________________ potential energy is transformed into kinetic energy. | elastic |
| A _______________ is an object that can swing back and forth freely. | pendulum |
| The law of ____________________ of energy states that energy can not be created or destroyed. | conservation |
| When moving objects encounter __________________, some of their mechanical energy is transformed into thermal energy. | friction |
| Plants transform electromagnetic energy into _______________ energy. | chemical |
| The law of conservation of energy states that cannot be ______________ or destroyed. | created. |
| The form of energy objects have because of their motion, position or shape is called ______________ energy. | mechanical |
| All matter is made of very small particles called _________. | atoms |
| There is a form of potential energy called ____________ energy stored in the nucleus. | nuclear |
| Nuclear energy can be released during a nuclear ______________. | reaction |
| In a _______________ reaction, energy is released when a large atomic nucleus is split apart. | fission |
| In nuclear _____________, energy is released when two small nuclei are smashed together and fuse into a single larger nuclei. | fusion |
| Nuclear fusion reactions are what make the __________ shine. | sun |
| __________________ energy is a form of energy that travels through space in the form of waves. | electromagnetic |
| Unlike sound waves, EM waves can travel through a _____________, or empty space. | vacuum |
| _____________ energy is potential energy stored in the bonds between atoms. | chemical |
| ______________ energy is the energy objects have because of the motion of its particles. | thermal |
| Particles in _________ objects have a lot of kinetic energy. | hot |
| The energy of electric charges is ________________ energy. | electrical |
| __________________ is a measure of how hot or cold something is. | temperature |
| faster moving particles = ______________ temperature. | higher |
| slower moving particles = ______________ temperatures. | lower |
| The US uses the _________________ scale to measure temperature. | Fahrenheit |
| Most countries use the ______________ scale to measure temperature. | Celsius |
| The Celsius scale is based on the boiling and freezing points of ___________. | water |
| On the Celsius scale, water ___________ at 0ºC | freezes |
| On the Celsius scale, water ___________ at 100ºC | boils |
| Scientists usually use the ____________ scale when measuring temperature. | Kelvin |
| Zero Kelvin is also known as ___________________. | absolute zero |
| ______________ is the TOTAL energy of all the particles in an object. | thermal energy |
| _______________ is the transfer of thermal energy from a warmer object to a cooler object. | heat |
Created by:
jdstevens
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