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Social Studies Test
| Question | Answer |
|---|---|
| How much water covers the planet? | 2/3 |
| How much water on the earth is saltwater? | 97% |
| What makes saltwater unsafe to drink? | high levels of salt and minerals |
| What percent of the earth do oceans cover? | 71% |
| What are oceans made out of? | smaller bodies of water, seas, gulfs, bays and straits |
| Do some lakes contain salt water? | Yes |
| What is freshwater? | Water without salt |
| What is saltwater? | water with salt |
| What percent of water does freshwater make up? | 3% |
| Where is most of the worlds freshwater? | glaciers, antarctic and arctic, underground |
| What are glaciers? | large areas of slow moving ice |
| What is surface water? | water found in streams, rivers, lakes |
| What percent of earths's water comes from surface water? | less than 1% |
| What is precipitation? | water that falls to earth in the form of rain, sleet, snow, hail |
| What is groundwater? | water found underground |
| What is water vapor? | invisible gas in the air |
| What are landforms? | shapes on the earth's surface |
| What are mountains? | land that rises higher than 2,000 feet |
| What are valleys? | areas of low land located in between mountains or hills |
| What are plains? | stretches of mostly flat land |
| What are islands? | areas of land completely surrounded by water |
| What are peninsulas? | land surrounded by water on three sides |
| How do landforms affect life? | jobs, language and settlements |
| What are renewable resources? | earth will replace |
| What are nonrenewable resources? | someday will be gone |
| What is an example of renewable resources? | soil, plants, air |
| What is an example of nonrenewable resources? | coal, oil, gas |
| Is wind renewable? | Yes |
| Is heat from the sun renewable? | Yes |
| Are fossil fuels renewable? | No |
| What is population? | the total number of people in a given area |
| What is population density? | the measure of the number of people living in an area, per sq. mile |
Created by:
25jonese
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