willem has to measure the specific heat capacity of copper. He has a copper block , which he heats with an electrical heater. The heater supplies energy to the block at 50J/ sec . A) What two other measurements will he require in order to calculate the heat capacity of steel. B) Explain why the block must be well insulated if he is to obtain an accurate result. C) If the block is poorly insulated . will Willems result be too high or too low.

Which of the following statements is true about women and minorities in early psychology? a. in the early 20th century, numerous graduate schools recruited women and minorities to study psychology. b. opportunities in higher education were limited for women and minorities in the early 20th century due to discrimination. c. despite some obstacles, there were numerous employment opportunities for women and minorities. d. women and minorities were often selected to do academic research in an effort to make the field more diverse.

Write a polynomial function with the given zeros x= -1,0,2show your work

Consider a production line with five stations. station 1 can produce a unit in 9 minutes. station 2 can produce a unit in 10 minutes. station 3 has two identical machines, each of which can process a unit in 12 minutes (each unit only needs to be processed on one of the two machines. station 4 can produce a unit in 5 minutes. station 5 can produce a unit in 8 minutes. which station is the bottleneck station?