Which statement is a fact select the two correct answers

A green is the best color
B spiders are creepy
C humans use their lungs to breath
D the sun rises in the morning and sets at night

People who exercise for an hour may have lower cholesterol levels. is that a statement? a law? or a hypothesis?

What is a difference between systemic and pulmonary circulation? a. systemic circulation carries oxygenated blood to the lungs and pulmonary circulation carries deoxygenated blood to the body. b. systemic circulation carries deoxygenated blood to the lungs and pulmonary circulation carries oxygenated blood to the body. c. systemic circulation carries deoxygenated blood to the body and pulmonary circulation carries oxygenated blood to the lungs. d. systemic circulation carries oxygenated blood to the body and pulmonary circulation carries deoxygenated blood to the lungs.

What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees