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- 1. Multiple ChoiceWhich layer of the atmosphere do we live in?tropospheremesospherethermosphereexosphere
- 2. Multiple ChoiceWhich layers of the atmosphere are the hottest?troposphere & thermospherestratosphere & thermospheremesosphere & thermospheretroposphere & stratosphere
- 3. Multiple ChoiceWhich layer is known as the weather layer?stratopsherethermospheremesospheretroposphere
- 4. Multiple ChoiceWhich layer of the atmosphere contains both the ionosphere and the exosphere?tropospherestratospheremesospherethermosphere
- 5. Multiple ChoiceWhich layer of the atmosphere contains a special form of oxygen called the ozone layer?mesospherestratospherethermosphereionosphere
- 6. Multiple ChoiceWhat happens to the density (thickness)/ air pressure of the air as you increase in altitude?density increasesdensity decreasesdensity stays the samedensity disappears
- 7. Multiple ChoiceWhat is the third layer of the atmosphere from the ground called?thermospheremesospheretropospherestratosphere
- 8. Multiple ChoiceWhat are the two most abundant gases in earth's atmosphere?nitrogen & oxygencarbon dioxide & water vaporhydrogen & oxygenoxygen and ozone
- 9. Multiple ChoiceWhich layer of the atmosphere is used to bounce radio signals across the earth?ionospherestratospheremesospheretroposphere
- 10. Multiple ChoiceWhat is the coldest layer of the atmosphere?tropospheremesospherestratospherethermosphere
- 11. Multiple ChoiceWhich type of scientist studies the weather conditions on earth?atmospheric scientistclimatologisthydrologistmeteorologist
- 12. Multiple ChoiceWhich layer is known to have "shooting stars"?mesospherestratospherethermosphereexosphere
- 13. Multiple ChoiceWhich layer is considered space?thermospheretropospheremesosphereexosphere
- 14. Multiple ChoiceWhat enables atmosphere of earth to stay in place?gravityair pressuretypes of air moleculesclouds
- 15. Multiple ChoiceWhat is the layer of gases that surrounds the planet and makes conditions on Earth suitable for living things?gravitydensityair pressureatmosphere
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