The Atmosphere

2. The force that compressed air exerts, which can push back against objects.
6. Scientists who study the atmosphere and forecast weather conditions.
9. The amount of water vapor present in the air, which affects comfort and weather.
10. The lowest layer of Earth's atmosphere, where weather occurs and most of the air is found.
11. The substance that makes up everything, which has mass and takes up space.
12. The action of pushing air into a smaller space, causing air particles to squeeze together.
14. The process by which air fills up more space when it is not being compressed.
15. A tool used to measure the temperature of the air.

1. Any form of water, such as rain or snow, that falls from the atmosphere to the Earth.
3. A gas that is essential for life, making up about 21% of the Earth's atmosphere.
4. A measure of how clear the air is and how far one can see through it.
5. The layer of gases that surrounds Earth, where the air we breathe exists.
7. The scientific process of predicting the weather based on data and observations.
8. An instrument used to measure the relative humidity in the air
13. The condition of the atmosphere at a specific time, including elements like temperature and precipitation.