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How The U.S. Fell Behind In Hypersonic Technology

855,294 views

Intro:

Video Vocabulary

/ˈdif(ə)rəns/

noun verb

way people or things differ. alter coat of arms.

/ˈenēˌTHiNG/

pronoun

A thing of any kind.

/ˈenjən/

noun other

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

/ˌkāpəˈbilədē/

noun other

power or ability. Means, abilities, or potentials to do some things.

/rēCH/

verb

To extend a hand or arm to touch or take something.

/ˈhīˌlīt/

verb

To make people aware of a problem, subject, issue.

/ˈmäləˌkyo͞ol/

noun other

group of atoms bonded together. Two or more atoms chemically combined.

/ˈfrēkwəntlē/

adverb

regularly or habitually.

/ˈnaSH(ə)n(ə)l/

adjective noun

relating to nation. A person of a particular country.

/ˈerˌkraft/

noun

aeroplane, helicopter, or other machine capable of flight.

/ˌso͞opərˈsänik/

adjective

Greater/faster than the speed of sound.

/THro͞o/

adjective adverb preposition

From one end or side of something to the other. From the beginning of something until the end. moving in one side and out of other side of.

/prəˈsīs/

adjective

(Of language details etc.) Very accurate and exact.

/lēv/

verb

To allow something to continue happening.

/ˌsəbˈsänik/

adjective other

relating to or flying at speed or speeds less than that of sound. (Of speed) Less than that of sound in a designated medium.

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