An iris diaphragm is a set of overlapping metal plates that expand out to allow more light or fold in on each other to reduce the amount of light. true false

50 points if you answer 1) why should a goal be time limited? a) to create a sense of urgency b) to create significance c) to provide exact reasons d) to provide benchmarks 2) what term is used for a point of reference that allows you to measure the progress you have made? a) a problem b) a plan c) a benchmark d) a goal 3) what should you do when you experience challenges in accomplishing your goal? a) give up on it altogether b) quit thinking about it until the challenge resolves itself c) do your best work through the challenge d) set it aside until a later date 4) karen wants to get her drivers license in the next three weeks. what is this an example of? a) a plan b) a problem c) a short term goal d) a long term goal 5) fred wants to graduate from high school with a 3.5 gpa in the next year. what is this an example of? a) a plan b) a problem c) a short term goal d) a long term goal 6) kira is working on her goal to get her cna certificate. she is moving toward that goal each day by working on smaller goals in a specific order. what is this called? a) a problem b) a progress c) a time limit d) a goal 7) why should a goal be specific? a) to create sense of urgency b) to create significance c) to provide exact reasons d) to provide benchmarks 8) what should be true of a goal? a) it should be vague and nonspecific b) it should be challenging to you c) it should be unrealistic d) it should be in others control 9) why should a goal be relevant? a) to create sense of urgency b) to create significance c) to provide exact reasons d) to provide benchmarks 10) juan wants to be on time to class every day for the next month. what is this an example of? a) a plan b) a problem c) a short term goal d) a long term goal

What is perception? a) the complete awareness of an object b) the artists point of view c) the outline of an object

Bartók spent the last part of his life in a. the south pacific. b. the united states. c. germany. d. france.