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The Atmosphere
lessons 3.1,3.2,3.3
| Question | Answer |
|---|---|
| People love in the __________ or the inner layer of the atmosphere | Troposphere |
| The _______________________ contains almost all the mass of the atmosphere | Troposphere |
| Dry air is 78% ________________, 21% oxygen and 1% trace gases. | Nitrogen |
| Earth's atmosphere is separated into four main layers, classified according to changes in ____________________ | Temperature |
| A instrument called a ______________________ is used to measure temperature. | Thermometer |
| The upper region of the stratosphere is warm because energy from the sun is absorbed by the __________________ | Ozone layer |
| The troposphere is thicker over the equator than over the ___________. | poles |
| List five benefits that earth's atmosphere provides | temperature regulation so we don't get too hot or cold, protection from meteoroids, protection from the sun, air pressure to help us breathe, weather to provide water supply. |
| Atmosphere | AIR- the envelope of gases that surrounds Earth |
| Hydrosphere | WATER- rain provides water to lakes and plants |
| Biosphere | LIFE- Forests grow, animals use the land |
| Geosphere | LAND- Soils maintains the plants |