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Particulate matter air pollution

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HarvardX

Video Language:

  • English

Caption Language:

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Accent:

  • English (US)

Speech Time:

98%
  • 4:56 / 5:00

Speech Rate:

  • 166 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

primary

/ˈprīˌmerē/

adjective noun verb

principal. preliminary election. run as opponent of incumbent in preliminary election.

concentration

/ˌkänsənˈtrāSH(ə)n/

noun

Amount of substance, compared to others.

epidemiological

/ˌepəˌdēmēəˈläjəkəl/

adjective

relating to branch of medicine which deals with incidence, distribution, and control of diseases.

emitted

/əˈmit/

verb

produce and discharge.

minutes

/ˈminit/

noun other

sixty seconds. Units of time equal to 60 seconds.

estimates
noun other verb

approximate calculation. Guesses or calculations of cost, size or value. To guess or calculate the cost, size or value of.

particles

/ˈpärdək(ə)l/

noun other

minute portion of matter. Tiny pieces or quantities of some things.

therefore

/ˈT͟Herˌfôr/

adverb

And so; for that reason.

particulate

/pärˈtikyələt/

adjective noun verb

relating to or in form of minute separate particles. matter in form of minute separate particles. Microscopic particle.

deposited

/dəˈpäzət/

verb

put or set down in place.

microns

/ˈmīˌkrän/

noun other

unit of length equal to one millionth of metre. One-millionth of a metre.

engines

/ˈenjən/

noun other

machine converting power into motion. The parts of a train that pull railway cars.

directly

/diˈrektlē/

adverb conjunction

without changing or stopping. as soon as.

opinions

/əˈpinyən/

noun other

view not based on fact. People's thought on a topic.

measured

/ˈmeZHərd/

adjective verb

having slow, regular rhythm. To determine the value or importance of something.

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