PSYCHOLOGY question! A hotel maid may take a 15 minute break each time they have cleaned three rooms. Is this: A Fixed Ratio Schedule, or A Fixed Interval Schedule? Explain why.

How does fluid in the body become lymph? how is it returned to your blood

Energy needs, in total kilocalories per day, are greater during than any other time of life. a. childhood b. infancy c. adulthood d. adolescence

Which of the following is not a fitness benefit of cycling a: very effective at burning fat b: provides an upper body workout c: provides an aerobic workout d: good exercise for out of shape people