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Stack #4714853
| Question | Answer |
|---|---|
| name the three main parts on or near the earth | atmosphere, biosphere, lithosphere |
| name the 4 oceans. | atlantic, pacific, indian and arctic |
| know the 3 types of boundaries and what each consist of | convirgent, transform, and divergent. |
| what causes the rise and fall of tides | gravitational pull of the sun or moon |
| explain the difference between mechanical weathering and chemical weathering | mechanical weathering- breaks rocks into smaller pieces chemical weathering- chantes the rock into a new substance |
| divergent boundary | plates move apart, spreading horizontally |
| convergent boundary | plates collide causing either one plate to diver under the other or to crumble |
| transform boundary | plates slide past one another |
| which hemisphere contains the most water? | southern |
| what percentage of fresh water do lakes hold? | 95% |
| what is the position of earth in the solar system? | third planet |
| what must be present for erosion to occur? | an agent of erosion such as WATER |
| what is the average time it takes to produce soil? | 2.5 cubic cm per century |
| what is the largest ocean? | pacific |
| delta | fan like landform |
| biosphere | where animals and plants lives |
| humus | organic materal in the soil |
| sediment | very tiny particles of rock |
| fault | fracture in earth's crust |
| loess | wind blown silt and clay sediment |
| hydosphere | made up of water elements of the earth. lakes , oceans, rivers |
| relief | difference in elevation of landform from lowest to highest point |
| focus | location where the earthquake begins |
| pangea | name for super contintent greek work meaning all earth |
| tsunami | giant wave caused by earthquake |