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W&CS L2 p10-23
Warming Earth's Surface
| Term | Definition |
|---|---|
| convection | heat is transferred by movement of gases and liquids |
| radiation | heat is transferred through electromagnet movement such as light |
| conduction | heat is transferred by direct contact between two objects |
| water vapor | water molecules move fast enough to enter the air |
| heat | a measure of how much energy there is in a system |
| conduction | Eggs are being cooked in a frying pan is an example of _______heat transfer. |
| radiation | Heat coming from the sun is an example of _____ heat transfer. |
| solar energy | The source of most of Earth’s heat energy |
| atmosphere | Meteorologists study the Earth’s____. |
| atmosphere | The blanket of air that surrounds the Earth is the____. |
| Celsius | temperature scale where the freezing point of water is 0° |
| Kelvin | temperature scale starts with what is called absolute zero, the point at which particles are completely still |
| Fahrenheit | temperature scale where the freezing point of water is 32° |
| hydrosphere | Earth’s system that incorporates all of the water on Earth is called _____. |
| true | True of false: The tilt of Earth’s axis is responsible for changes in seasons. |
| false | True of false: Weather would exist without heat energy from the sun. |
| false | True of false: The seasons change as the Earth moves closer and farther away from the sun. |
| true | True of false: The heat reflected from Earth’s surfaces would travel back into space if not for the atmosphere. |
| true | True of false: The equator is warm year-round because of the direct rays of the sun. |