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20 Cards in this Set
- Front
- Back
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chemical energy
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that part of the energy in a substance that can be released by a chemical reaction
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circuit
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a complete closed pateh throught which electric charges flow
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open/incomplete circuit
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a discontinuous circuit through which no current can flow
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closed/complete circuit
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a circuit without interruption, providing a continuous path through which a current can flow
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convex lens
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lens that is thicker in the middle than at the edges and that brings light rays together
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concave lens
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is thicker at the edges than it is in the middle and causes light rays to spread apart
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electrical energy
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energy made available by the flow of electric charge through a conductor
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electromagnet
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a temporary magnet made by coiling wire around an iron core, when current flows in the coil the iron becomes a magnet
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energy
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the ability to do work
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heat energy
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a form of energy that is transferred by a difference in temperature
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light energy
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a form of energy that travels in waves
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mechanical energy
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energy in a mechanical form
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reflection
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the ability to reflect beams or rays
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refraction
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the change in direction of a propagating wave (light or sound) when passing from one medium to another
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solar energy
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energy from the sun that is converted into thermal or electrical energy
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sound waves
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a longitudinal wave in an elastic medium, esp. a wave producing an audible sensation
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system
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an organized structure for arranging or classifying
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transfer
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the act of transfering something from one form to another
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transformation
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the act of changing in form or shape or appearance
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vibration
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the act of vibrating, a shaky motion
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