This topic contains a solution. Click here to go to the answer

Author Question: Pollutants that enter the atmosphere directly, for example from smokestacks and tail pipes, are ... (Read 52 times)

123654777

  • Hero Member
  • *****
  • Posts: 585
Pollutants that enter the atmosphere directly, for example from smokestacks and tail pipes, are called secondary air pollutants.
   a. True
   b. False

Question 2

Air pollutants can come from both natural sources and human activities.
   a. True
   b. False



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

frankwu0507

  • Sr. Member
  • ****
  • Posts: 322
Answer to Question 1

ANSWER: False

Answer to Question 2

ANSWER: True




123654777

  • Member
  • Posts: 585
Reply 2 on: Jul 13, 2018
YES! Correct, THANKS for helping me on my review


parshano

  • Member
  • Posts: 333
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

For a complete list of videos, visit our video library