JUST NEED TO CONFIRM AN ANSWER A bucket of water of mass 8 kg is lifted straight up by a rope. If the maximum tension the rope can withstand without breaking is 112 N,
what is the maximum upward acceleration the bucket can have without breaking the rope?
(A) 1.4 m/s2

(B) 4.2 m/s2

(C) 9.8 m/s2

(D) 14 m/s2

Erosion of the beach is normally a slow process. however, in certain situations, large chunks of shore may wash out to sea. what could cause this to happen?

Suppose you have three polarizing filters, with the second at an angle of 42∘ to the first and the third at an angle of 90∘ to the first. by what perfect will the original intensity of unpolarized light be reduced to after passing through all three filters?

30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve