An 78.2 kg construction worker sits down 1.93 m from the end of a 1349.4 kg steel beam to eat his lunch. The cable supporting the beam is rated at 15354 N. Should the worker be worried? (To answer that question calculate the tension in the cble. Use θ=29°, L=6.2 m.)

Which statements best describe the work of marie and pierre curie? check all that apply. they discovered radioactivity. they came up with the term “radioactivity.” they conducted experiments with uranium-containing minerals and pure uranium. they conducted experiments with uranium-containing minerals and photographic plates. they discovered two new radioactive elements.