| A | B |
|---|
| A form of energy that can move through the vacuum of space. | electromagnetic waves |
| Has wavelengths that are longer than red light. | infrared radiation |
| An invisible form of energy with wavelengths that are shorter than violet lights. | ultraviolet light |
| What happens when dust particles and gases in the atmosphere reflect light in all directions. | scattering |
| The process by which gases hold heat. | greenhouse effect |
| The average amount of energy of motion of each particle of a substance. | temperature |
| The total energy of motion in the particles of a substance. | thermal energy |
| A thin glass tube with a bulb on one end that contians a liquid, usually colored alcohol. | thermometer |
| The transfer of thermal energy from a hotter object to a cooler one. | heat |
| The direct transfer of heat from one substance to another substance that is touching. | conduction |
| The upward movement of warm air and the downward movement of cool air. | convection |
| The gradual increase in the overall temperature of the Earth's atmosphere. | global warming |
| The transfer of heat through air and space. | radiation |
| The process in which water evaporates from plants. | transpiration |
| Any form of water that falls from the clouds and reaches Earth's surface. | precipitation. |
| The process in which surface water is heated and transforms into water vapor in the air. | evaporation |
| The changing of water vapor in the air to liquid water due to cooling. | condensation |
| Natural gas, coal and oil. | fossil fuels |
| The continuous process by which water moves from the Earth's surface to the atmosphere and back again. | water cycle |
| The major gas that contribute to global warming | carbon dioxide |
| Three atoms of this gas are bonded together to form Ozone. | oxygen |
| 80% of all evaporation comes from here... | oceans |
