1) The main function of the circulatory system is to do which of the following? A. Carry blood throughout a person's body
B. Take in oxygen for transport to the body
C. Distribute blood to the heart
D. Keeps a person's heart beating

How does buring fossil fuels impact does carbon cycle? what large impact does this have on the envirnment?

Depending on the organism the number of in a cell may change

Acar company is testing seatbelts using crash test dummies. the company finds that when cars come to a sudden stop, the crash test dummies' bodies continue to move forward. the seat belt keeps the crash test dummies from hitting the back of the seat in front of them. why do the crash test dummies' bodies continue to move forward even though the car stopped? a. the friction opposing their bodies' movement keeps them in motion. b. the inertia of their bodies keeps them in motion. c. the forward acceleration of the car keeps them in motion. d. the gravity pulling on the car keeps them in motion.