L1 Notes Flashcards
What is the layer closest to earths surface called?
troposphere
How much % of gas does the troposphere contain in the atmosphere ?
•90%
Where.does most of earths weather occur?
• troposphere
Where is most of earths ozone?
•stratosphere
What is a gas that protects earths surface ? It blocks most of the Suns harmful _____ .
- ozone
* rays
Which layer of the atmosphere extends in space?
• outermost
Do you have to be lower or higher in the atmosphere to have greater air pressure?
•lower
What affects air pressure also?
•temperature
What is denser than warm air?
• cold air
What absorbs the sun energy more quickly? Land or water
• land
What result from air moving from areas of high pressure to areas of low pressure?
•winds
Where do local winds often occur?
- lake shores
* seashores
In which direction does wind blow?
• cooler toward warmer places
During when does the land heat up faster than the sea. Cooler sea air then moves toward the land . What is this called ?
- day
* sea breeze
When does the land lose heat faster than the sea does . Cooler air over the land moves toward the sea . What is this called?
- night
* sea breeze
