The answer is A, intrinsic motivation comes from within and doesn't depend on an outside source.
Answer:
Independent: electronics in room
Dependent: hours of sleep
Control: school nights, night routine, lighting of room, the time the person decides to go to bed
Confounding: the person(?? not entirely sure on this one)
Answer:
Water
Explanation:
The reactants for photosynthesis are light energy, water, carbon dioxide and chlorophyll, while the products are glucose (sugar), oxygen and water.
Answer:
It has been suggested that women should eat 1200 calories daily while men can eat 1500 calories as the minimum in a day. To maintain weight, women can have 1600-2400 calories daily while men 2000 to 3000 calories a day.
