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Science: Weathering
Rock Weathering
| Question | Answer |
|---|---|
| What is the process by which natrual forces break down rocks? | Weathering |
| What the process in which something is worn down by rubbing one object or surface against another? | Abrasion |
| What is the main cause of chemical weathering? | Water |
| What is the A Horizon also known as? | Topsoil |
| What is the movement of rock particles by wind,water,ice or gravity? | Erosion |
| What is the process that breaks down rock through chemical changes? | Chemical Weathering |
| What is the process in which rock is physically broken into smaller pieces? | Mechanical Weathering |
| What is process in which water seeps into rock,freezes and then expands? | Ice Wedging |
| What is the grinding away of rock by other rock particles? | Abrasion |
| What two forces can cause rust on some rock? | Water and Oxygen |
| Acid Rain,water,carbon dioxide,living organisms and oxygen are all agents of what type of weathering? | Chemical Weathering |
| Freezing and thawing,heating and cooling,plant growth,animal action and abrasion all types of what type of weathering? | Mechanical Weathering |
| The C horizon is mostly made up of what type of rock? | Clay |
| What is a rock that is full of air spaces that allow water to seep through? | Permeable |