english scientist Rosalind Franklin helped discover the structure of our DNA. what did she use to do this​

Music the height of a wave or the amount of the wave carries is the amplitude. a.air b.nodes c.speed d.energy

At what age must a person begin receiving their roth 401(k) payments?

((ᵔᴥᵔ)}[ select all that apply questions! ]{(ᵔᴥᵔ)(1.) which of the following causes of the french government's financial crisis spark the revolution? select all that apply.a.the extravagant spending by the courtb. the cost of the seven years' warc. the expenses of running the bastilled. the cost of aid given to finance the american revolution(2.) despite naming himself emperor, why was napoleon pivotal as a french revolutionary? select all that apply.a. he fostered revolts during his reign.b. he frightened the monarchs of europe with the idea of representative governments.c. he established democracies throughout his empire.d. he established republics that embodied the ideas of the revolution.e. his declaration fueled the ire of the revolutionaries to rise up against him.(｡◕‿‿◕｡)