Why was Thonis Heracleion so difficult for archaelogists to find? 1) The city sank because of an unsteady foundation and became submerged for thousands of years.

2) Traders from Europe came to sell various goods.

3)The archaelogosits lost the map.

4)It was not difficult for archaelogohists to find.

The diffusion of religion is biggest described as the process of

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?

Read the scenario. samira is a freshman basketball player who hopes to go to college on a basketball scholarship. she is offered the chance to play on her school’s varsity basketball team, which plays in tournaments during holiday breaks. samira usually spends her breaks working at the local hardware store. after careful consideration, samira decides to stay on the freshman basketball team and keep working over breaks.the fact that samira may miss out on a scholarship opportunity by staying on the freshman team illustrates-a cause.-minor consequences.-a trade off.-unexpected risk.