In the United States all levels of government-- local federal are allowed to collect taxes that makes taxation what kind of power? Concurrent
Expressed
Reserved
Implied

Running and sleep. sufficient sleep is important for adolescents for both their neural and psychological development. despite this, daytıme sleepiness and poor physical and psychological functioning related to chronic sleep disturbances are common. there is a growing body of evidence that exercise is associated with both better sleep and improved psychological functioning sixty participants were recruited from a high school in northwesten switzerlandthey were randomly assigned to either a running group or a control group, 30 to each group the running group ran every moming for a little over 30 minutes on weekdays for a three-week period. all participants used a sleep log for subjective evaluation of sleep, and sleep was also objectively assessed at the beginning and end of the study using a sleep electroencephalographic device that measured quantities such as sleep efficiency and time spent in the four different sleep phases. running was found to have a positive impact on both objective and subjective measures of sleep functioning what are the explanatory variable(s) and the response variable(s)? (a) outline the design of the experiment (b) (c) here are some more details on the treatment and control groups. all participants arrived at school at 7 a.m., and the running group did two laps on the track and then ran cross countrv in groups of at least four people for 30 minutes the control group remained seated at the track, worked on horpework. and interacted with each other. when the runners returned, all participants prepared for school and ate a breaktast that was provided. iwhy do you think the experimenters had the control group arrive at 7 am interact withdassmates and have breaktast together? explain. do you think having the control eroup do these activities is important for the types of conclusion that can be reached? how?

Why is mary salter ainsworth a central figure in psychology?

Ms. garcia and ms. ming are both sixth-grade english teachers. ms. garcia, a new teacher at the school, has additional certification in gifted education. ms. ming has been a certified english teacher for a number of years. ms. ming has been overheard in the faculty lounge making negative comments about ms. garcia's professional abilities and personal character. mr. daniels, the sixth-grade history teacher, has heard ms. ming making negative comments about ms. garcia on more than one occasion and he knows that these comments are false. he also knows that ms. ming has been angry that ms. garcia was asked to teach the advanced english class. this is a class ms. ming had expressed a desire to teach. he believes this contributes to her negativity toward ms. garcia. what should he do? * a. mr. daniels should do nothing because he is not directly involved in the disagreement. b. mr. daniels should discuss the situation with the principal because ms. ming is in direct violation of the code of ethics. c. mr. daniels should speak ms. ming and ask her to stop talking about ms. garcia. d. mr. daniels should talk to ms. garcia about letting ms. ming teach the class since she has seniority.