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8 - Module 1 TEST
| Question | Answer |
|---|---|
| Alternating Current | The flow of electric charge periodically reverses direction |
| Ampere | Unit that is a measurement of electric current |
| Battery | A device that can generate an electric current by creating a potential difference between two poles |
| Bioelectricity | Electrical currents produced by living organisms |
| Chemical bonds | The joining of ions to make molecules |
| Chemical Energy | The energy contained in the chemical bonds of a substance |
| Conductor | Any material that allows an electric current to flow |
| Convection cell | Circular movements of fluids due to changes in density |
| Current | The flow of charged particles through a conductor |
| Direct Current | Current that flows in one direction |
| Elastic potential energy | is energy stored in an elastic object, such as a rubber band or a spring, when that object is stretched or compressed. |
| Electric Circuit | The pathway that electrical current flows through |
| Electric potential energy | is energy due to the electric charge and position of an object in an electric field. |
| Electrical Energy | A form of energy that is produced by the flow of electric charge through a conductor |
| Electricity | The flow of charged particles through a conductor that has the ability to do work |
| Electromagnet | A temporary magnet created by an electric current moving through a coiled wire |
| Energy | The ability to do work |
| Ferrous Metals | Metals that can be attracted to a magnet |
| Gravitational potential energy | is the energy of an object that exists due to its position in a gravitational field. |
| Kinetic energy formula | KE = 1/2mv^2 |
| Kinetic Energy | Energy of motion that is in the process of doing work |
| Load | The power leaving an electrical component |
| Magnetic Field | The region around a magnet where influence by the magnet is present |
| Magnetic potential energy | is the energy of an object that exists in a magnetic field. |
| Magnetism | A property of materials that respond to an applied magnetic field |
| Ohms Law | Voltage / Resistance = Current or I = V/r |
| Parallel Circuit | A circuit with more than one pathway for current flow |
| Permanent magnet | Substances that have permanent magnetic qualities |
| Potential Energy formula | PE = mgh OR PE = wh |
| Potential Energy | Stored energy that has the potential to do work |
| Radiant Energy | Energy derived from the emission of radiation. Example |
| Resistor | A substance that resists the flow of electricity |
| science | An organized way of gathering and analyzing evidence about the natural world. |
| Scientific Method | The principles and empirical processes of discovery and demonstration necessary for scientific investigation |
| Series Circuit | A circuit with only one pathway for current |
| Static Electricity | A difference in charge that builds between two objects that results in a discharge of energy |
| Superconductor | a phenomenon of exactly zero electrical resistance and expulsion of magnetic fields occurring in certain materials when cooled below a characteristic critical temperature |
| Switch | A device that interrupts an electrical current |
| Temperature | The measurement of the amount of thermal energy that an object contains |
| Temporary magnet | Substances that have temporary magnetic properties based on the influence of electricity or other magnets |
| Thermal Energy | the amount of energy that an object contains due to the kinetic energy of its atoms or molecules |
| Volt | The unit of measurement that describes the potential difference in charge between two points |
Created by:
Ms. Greenup
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