Which statement is the best example of a qualitative observation? a. the mouse has a body temperature of 98.8 °f. b. the mouse appears to be alert and healthy. c. the mouse has one scar on its back. d. the mouse weighs 22 grams.

Urban areas use energy than rural areas, mostly because so many more people live there. a) solar power b) more; in total c) less; in total d) an electric furnace

Find the coordinates of the midpoint m of the segment with the given endpoints. then find the distance between the two points. round the distance to the nearest tenth. u(? 1,? 2) and v(8, 0)

Chronic obstructive pulmonary disease (copd) makes it difficult for the respiratory system to deliver oxygen to the lungs. the scientist wants to use a computer simulation to model how copd affects heart rate and respiratory rate during exercise. she will compare the results of the simulation to the results she gathered in her previous study. which of the following would be an appropriate dependent variable for the new study?