Human Resource. Please answer correctly, thank you!!! please read and answer correctly. Clear explanations please.

1) Discuss the differences between performance management and performance appraisal.

2) What are the uses of performance appraisals?

3) Suppose a company for which you work uses a rating scale. The items on the scale are general personality characteristics. What criticism do you have of this method?

4) If you were asked to recommend a replacement for the rating scale, what actions would you take before selecting another appraisal technique?

5) Why are direct and objective measures of performance usually considered superior to indirect and subjective measures?

6) Explain the legal term "assumption of risk."

7) What responsibilities do Joint Occupational Health and Safety Committees have?

8) In your own words, summarize the primary objectives of unions.