Air pollution Samenvattingen, Notities en Examens

PA Pesticide Applicator Exam Core Info with correct answers 2023Bioaccumulation The accumulation of a substance, such as a toxic chemical, in various tissues of a living organism. Biomagnification Accumulation of pollutants at successive levels of the food chain abiotic factors natural control measures within the environment. EX: climactic factors, air/water pollution, topographic features. Biological Control The use of natural enemies to control pests. EX: Predators, ...

Chapter 30 Health Promotion for the Infant, Child, and Adolescent The nurse stresses that regular physical activity has been identified as a leading health indicator. Regular physical activity has which positive effect on children? a. Improves social skills. b. Reduces fluid retention. c. Increases bone and muscle strength. d. Increases attention span. - correct answer ANS: C Increases bone and muscle strength. In children, regular physical activity increases bone and muscle strength. W...

Define smog, the conditions it requires to occur, and name the two main types of smog. - -Smog: a poisonous mixture of smoke, aire, and other pollutants -need: emissions, warmth/sunlight, and no air movement - industrial and photochemical Explain one reaction that takes away NO2 in the air - Aldehydes: RCHO + OH (fr)--> RCO (fr) RCO (fr) + O2 --> RCOOO (fr) RCOOO (fr) + NO2 --> R(fr) + RCOOONO2 RCOOONO2= PAN; makes eyes itch!! Explain two reactions that add NO2 to the atmospher...

REHS Exam Review Ch 9 Air Pollution Questions and Answers 2024 Air pollution is the presence of ____ in the outside air in amounts that are injurious or detrimental to humans, animals, plants or property. Soild, liq and gases When two pollutants are combined, the effects are greater than the sum of the individual effects. This is called: synergism Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:05 / 0:15 Full screen The ef...

RRLLB81 Assignment 2 (DETAILED ANSWERS) Semester 2 2024 - DISTINCTION GUARANTEED - DISTINCTION GUARANTEED - DISTINCTION GUARANTEED Answers, guidelines, workings and references ... LIABILITY INSURANCE IN SOUTH AFRICAN LAW AS A COMPLEX FORM OF INDEMNITY INSURANCE Background There are several classifications of insurance; the most common is the distinction between indemnity insurance (also referred to as non-life insurance) and non-indemnity insurance (also referred to as life insurance). With...

platelets small fragments of larger cells produced in bone marrow that initiate clotting Leukocyte (wbc) Protect against invading microorganisms Erythrocyte (rbc) Contain hgb and enables cell to bind oxygen molecules Plasma Fluid medium that allows transport of blood components Capillaries Smallest vessels Veins (except pulmonary) Carry deoxygenated blood back to heart Pulmonary Vein Carries oxygenated blood from lungs to heart Arteries (except Pulmonary) Carry oxygenated blood aw...

NDFS 100 Exam 3 BYU Real Test Questions & Correct Answers What are the major roles of water? - ANSWER Transports nutrients; dissolves amino acids, glucose, minerals, etc. to be excreted; coolant; cleansing agent. What factors increase fluid needs? - ANSWER Alcohol; cold weather; breastfeeding & pregnancy; surgery, blood loss, burns, medications, etc; children; elderly; certain diseases; forced air environments -- airplanes, sealed buildings, etc. Hard water is high in what? - ANSW...

Define smog, the conditions it requires to occur, and name the two main types of smog. - Answer- -Smog: a poisonous mixture of smoke, aire, and other pollutants -need: emissions, warmth/sunlight, and no air movement - industrial and photochemical Name and explain the dangerous event that can occur under the conditions of smog - Answer- Thermal inversion (needs low movement of air) -normally, the temp of the air goes from colder up high to warmer towards the surface -when a thermal inversi...

PA Emissions Inspector Certification Questions and Answers 100% Pass What decade do we start doing emission devices on cars? 1960 When removing a gas cap with safety equipment do we use? Safety goggles What is the best lean indicator to determine air fuel ratio? Oxygen Where is the best location to find a gross vehicle weight? Sticker on door. What is the reason for the emissions program in Pennsylvania? For clean air What is the range of normal Knox (N0x) production? per million parts Wh...

What is the origin of the Earth? - Answer-Formed out of a solar nebula What are the origins of Life? - Answer-Archaea - the oldest origin of life on Earth What is kinetic energy? - Answer-The energy of motion What is heat energy? - Answer-Energy created by particles of matter rubbing together What is density? - Answer-A measurement of the amount of matter in a given volume of something. (mass per unit volume) What is convection? - Answer-Transfer of heat through currents caused by differen...