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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

Most important, most basic or essential. preliminary election. run as opponent of incumbent in preliminary election.

concentration

/ˌkänsənˈtrāSH(ə)n/

noun

Paying (a lot of) attention to a task.

epidemiological

/ˌepəˌdēmēəˈläjəkəl/

adjective

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

emitted

/əˈmit/

verb

To release or send out (a gas, etc.).

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. roughly calculate.

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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