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Science Chapter 2-1
Question | Answer |
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electromagnetic waves | a form of energy that can move through the vacuum of space. |
radiation | is the direct tranfer of energy by electromagnetic waves |
infrared radiation | wavelenghts that are longer then a redlight |
ultraviolet radiation | an invisible form of energy with wavelenghts that are shorter then violet light |
scattering | dust particles and gases in the atmosphere reflect light in all directions |
greenhouse effect | a natural process that keeps earth's atmosphere at a temperature comfortable for most living things |
temperature | is the average amount of energy of motion of each particle of substance |
thermal energy | the total energy of motion in the particles of a substance is called |
heat | the transfer of thermal energy from a hotter object to a cooler object |
conduction | direct transfer from one substance touching another substance |
convection | the transfer of heat by the movement of a fluid |
convection currents | the upward movement |