I believe the answer is: Reliability
Reliability in this context refers to the ability to provide consistent and accurate information in order to know the true difference before and after using the drugs, otherwise the data collected by Andrea would be inadmissible and it would mess up the whole research.<span />
Answer:
Rates of respiratory illness above the national average and limited visibility
Explanation:
Particulate matter deals with suspended particles in the air. The particles could be solid or liquid and they are usually as a result of pollution. They are mostly harmful and they include dust, smoke etc.
These harmful substances poses a greater risk of causing respiratory illnesses due to the harmful and poor quality of air inhaled. This damages the cells of the lungs gradually.
The suspended particles also makes visibility cloudy and low.
The United States<span> is the world's largest national</span>economy<span> in nominal terms and second largest according to purchasing power parity (PPP), representing 22% of nominal global GDP and 17% of gross world product (GWP). The </span>United States<span>' GDP was estimated to be $18.56 trillion in 2016.</span>
Answer:
1) A weather front is a boundary separating air masses of different characteristics such as air density, wind, and humidity. Disturbed weather often arises from these differences
2)
Anemometer( both wind speed amd direction are measured by it)
hope it helps:)
