I. Match the vocabulary words
1) shuttle
a) people who come after
2) Obstinacy
b) anger over an injustice
c) not well known
3) Descendants
d) wooden tool used for weaving
4) Indignantly
e) compete
5) Obscure
f) unwillingness to change
6) strive​

See explanation

Explanation:

1) shuttle - wooden tool used for weaving

2) Obstinacy - unwillingness to change

3) Descendants - people who come after

4) Indignantly - anger over an injustice

5) Obscure - not well known

Obscure means something that isn't well known or not discovered.

6) strive​ - compete

Strive means to compete or can also be to make a great effort in order to achieve a particular thing.

the president was the speaker and it was a great part of history.

explanation:

video of the national aeronautic space administration's (nasa) coverage of president john f. kennedy’s address at rice university, houston, texas, concerning the nation's efforts in space exploration. in his speech the president discusses the necessity for the united states to become an international leader in space exploration and famously states, "we choose to go to the moon in this decade and do the other things, not because they are easy, but because they are hard."