« previous next »

Author Question: The EPA issued regulations in 1997 that affected this size of particulates. A) smaller than 2.5 ... (Read 112 times)

sammy

  • Hero Member
  • *****
  • Posts: 818
on: Jul 14, 2018
The EPA issued regulations in 1997 that affected this size of particulates.
 
  A) smaller than 2.5 micrometers
  B) between 10 and 100 micrometers
  C) between 100 and 300 micrometers
  D) greater than 1000 micrometers (1 millimeter)

Question 2

Which of the following is NOT a contributing factor to the poor air quality in Los Angeles?
 
  A) the city lies in a basin surrounded by mountains
  B) frequent subsidence inversions
  C) typically cloud-free conditions during afternoon
  D) heavy rainfall


chreslie

  • Sr. Member
  • ****
  • Posts: 307
Reply #1 on: Jul 14, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

The mark-recapture technique is often used to estimate population size. The mark-recapture technique is often used to estimate population size.
Superior view of heart valves illustrating position, size, and shape of each valve. Superior view of heart valves illustrating position, size, and shape of each valve.
Biodiversity Depends on the Size of Habitat Biodiversity Depends on the Size of Habitat
Vehicles equipped with onboard refueling vapor recovery usually have a reduced-size fill tube. Vehicles equipped with onboard refueling vapor recovery usually have a reduced-size fill tube.
Size of Particles Size of Particles
Typical bacterial size and structure Typical bacterial size and structure
Video: Regulation of GFR: autoregulation via myogenic mechanism Myogenic mechanism

For a complete list of videos, visit our video library