10. a) Which TWO different NOUNS are used in this text to mean turmoil/turbulence?
b) Which TWO different words are used in this text to mean sailors?
c) Which word in the text means fearfully/timidly?
d) What does sinister mean?
e) Explain the meaning of superstition. ​

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."

being buried alive

explanation:

onto a large boat, and mark the water level that the boat sinks to. then, take the elephant out and put a bunch of marked weights onto the boat until it reaches the same water level. add up the masses of the weights to get the weight of the elephant.