Time Time 11. Hai is playing guitar. a, How can he change the loudness of musical notes? b, How does the oscillation and amplitude of the strings change when Hai strums stronger or weaker? c, How is the oscillation of the guitar strings when he plays high-note and low- note?

Arise 8 run 1 this means go 8 up and 1 across, which is steepest

It's have to be 12 or idk

Answer(a)   the matererials that are in contact, the two materials and the nature of their surfaces/// (b)/// the force pushing the two surfaces together, pushing the surfaces together causes the more of the asperities to come together and increases the surface area in contact with each other

How is it possible that phylogenies based on sequences from nuclear genomes and organellar genomes (i.e., chloroplasts and mitochondria) from the same group of species yield phylogenetic trees with different branching orders?   answer :   the genome of the endosymbiont is more closely related to members of the group in which it originally evolved, while the nuclear genome of the engulfing organism has its own evolutionary trajectory.