1. Weather Vocabulary
Set #1

2. Weather
Daily conditions of the atmosphere in terms of temperature, atmospheric pressure, wind and moisture

3. Atmosphere
Blanket (surrounds/covers) of gas on the surface of a planet or satellite
78% Nitrogen (N)
21% Oxygen (O2)
1% other gases

4. Pollutant
Any substance (as certain chemicals or waste products) that renders the air, soil, water, or other natural resource harmful or unsuitable for a specific purpose
Renders means make
Example: Carbon Dioxide (CO2)

5. Air Pressure Mercury Barometer
The force exerted (effects) on you by the weight of tiny particles of air (air molecules).
Weather instrument that measures air pressure is a barometer.
Two types of barometers:
Mercury barometer
Aneroid barometer
Aneroid Barometer

6. Humidity The amount of water vapor in the air
Water vapor – is the gaseous state of water and is invisible

7. Acid Rain Testing pH of water or a substance
Caused by emissions (released into the air) of sulfur dioxide and nitrogen oxide, which react with the water molecules in the atmosphere to produce acids
Example: burning fossil fuels such as coal or oil
Changes the pH in water
pH tells if it is a base or acid
Testing pH of water or a substance

8. Effects of Acid Rain

10. Ozone
Colorless, odorless reactive gas comprised (made of/contains) of three oxygen atoms; found in the stratosphere where is absorbs ultraviolet (UV) from solar radiation