pH and Climate

Which of the following is true of acid rain?

• burning fossil fuels releases sulfur dioxide (SO2) and nitrogen oxides (NOx)

• precipitation with high levels of nitric and sulfuric acids or snow, fog, or tiny bits of dry material.

• but most acid rain is a product of human activities. The biggest sources are coal-burning power plants, factories, and automobiles.

• acid rain helps trees by dissolving nutrients in the soil

Which of the following is true of acid rain effects?

• Sulfur dioxide and nitrogen oxides are greenhouse gases that contribute to global warming

• Acid rain has many ecological effects, especially on lakes, streams, wetlands, and other aquatic environments

• Some species can tolerate acidic waters better than others

• trees and plants become less vulnerable to hot temperatures, insects, and disease resistance

What is the best solution to the acid rain problem?

• more fossil fuel usage and less air quality standards

• follow Chinese practices of using coal for electricity and steel production

• The only way to fight acid rain is by curbing the release of the pollutants that cause it

• acid rain will always exist because normal rain is slightly acidic, with a pH of 5.6

Which of the following are false of pH?

• the pH of the body should be between 7.35 and 7.45

• diarrhea and vomiting can cause the body to be acidic

• fish and other organisms depend on pH for appropriate living conditions

• Carbon monoxide is important to acidic content in the ocean

Which organism lives in the narrowest pH range?

• bacteria

• snails

• perch

• trout

Which are true statements of bacteria?

• can live at pH of 2.0

• can live at acidic, basic , and neutral pH conditions

• is the most sensitive to pH change

• is the most resistant of all the organisms

Which of the following are true?

• soap is basic and has a pH<7

• battery acid and soft drinks are acidic

• the pH of bleach is 14

• milk and blood have a pH close to neutral

What are the four consequences of climate change according to the playposit ?

• oceans

• weather

• food

• health

• money

What pH best describes Ammonia

• 2

• 8

• 13

• 10

Place these unknown pH test papers in order from most acidic to most alkaline.

• Paper D, paper C, paper B, paper A

• Paper B, paper A, paper C, paper D

• Paper C, paper D, paper A, paper B

• Paper D, paper C, paper A, paper B