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Apollo, the Lunar Dust and NASA's Dirty Problem

688,391 views

Curious Droid

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (UK)

Speech Time:

100%
  • 8:09 / 8:07

Speech Rate:

  • 170 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

minerals

/ˈmin(ə)rəl/

noun other

solid inorganic natural substance. Substances naturally formed in the ground.

silicon

/ˈsilikən/

noun

Mineral used in making steel and computer parts.

bombardment

/bämˈbärdmənt/

noun

continuous attack with missiles.

problem

/ˈpräbləm/

adjective noun

Causing trouble. Question to show understanding of a math concept.

sandpaper

/ˈsan(d)ˌpāpər/

noun verb

Paper with glued sand used for smoothing wood. smooth with sandpaper.

missions

/ˈmiSHən/

noun other

political, religious, or commercial assignment. Housing for a religious group working overseas.

millions

/ˈmilyən/

number

1,000,000s.

meteorites

/ˈmēdēəˌrīt/

noun other

piece of rock or metal that has fallen to earth's surface from outer space as meteor. Stony or metallic masses of matter that has fallen to the earth's surface from outer space.

contains

/kənˈtān/

verb

To keep something from spreading.

astronauts

/ˈastrəˌnôt/

noun other

person who is trained to travel in spacecraft. Person who travels in space.

dangerous

/ˈdānj(ə)rəs/

adjective

Involving the chance of hurt or damage; risky.

surface

/ˈsərfəs/

adjective noun verb

Of the top layer; not deep or meaningful. Outside or upper layer of something. To give (road) a top layer.

particles

/ˈpärdək(ə)l/

noun other

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

continual

/kənˈtiny(o͞o)əl/

adjective

forming sequence in which same action or event is repeated frequently.

smallest

/smôl/

adjective

Least in amount or the least large in size.

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