“total recall”, a factory worker named douglas quaid (starred colin farrell) goes to work everyday using a shuttle, which travels in a tunnel drilled through the center of the earth. neglecting rotational efects, show that the shuttle’s motion due to the gravitational force alone is simple harmonic if we assume earth has uniform density. estimate how much time douglas quaid spends everyday in commute?

the word that best describes martin luther king jr.'s tone in the video is dignified

martin luther king, jr. was a social activist and baptist minister who played a key role in the american civil rights movement from the mid-1950s until his assassination in 1968. the video shows his manner and attitude having or showing a composed or serious manner that is worthy of respect so dignified is the correct answer

probably not if net force is zero

the inner core.

good luck: )

klicker