Answer:
https://www.chegg.com/homework-help/questions-and-answers/part-20-cm-long-stick-m-0400-kg-lifted-rope-tied-70-cm-upper-end-end-touches-smooth-floor--q81268572
I wanna say its A . I could be wrong but im almost 100 percent sure that its A wood
Medium.
Medium is matter, and electromagnetic waves do not need matter to travel. Just like the sun, its plasma light travels across space to reach us.
When people aboard a plane...the amount of baggage you take has to vary because the plane has a certain carrying capacity.
