The US Environmental Protection Agency issues a daily report for pollution levels called the Air Quality Index.
Why is air quality important?
What do the AQI values mean?
The purpose of the AQI is to help you understand what local air quality means to your health. To make it easier to understand, the AQI is divided into six levels of health concern:
Therefore option D is the correct answer
To learn more about air quality
#SPJ2
Answer:
D on edge
Explanation:
I just took the test
b. False
Answer:
False
Explanation:
b. False
Alabama and Coushatta
b
Caddo
c
Comanche
d
Kiowa
Answer:
A. Alabama and Coushatta
Explanation:
Histroically those two were in fact the ones to settle in the area, and have stayed there since for the most part.
b. A scientific law describes what occurs every time in a situation.
c. A scientific law is constantly modified.
d. A scientific law is developed without experimentation.
User: Which step of scientific inquiry involves organizing and interpreting the data?
a. Experimentation
b. Analysis
c. Conclusion
d. Hypothesis
peasantry