The lungs are the muscular pump that provide the force necessary to circulate blood which picks up and delivers oxygen, nutrients, and waste chemicals throughout the body

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.

Body systems are not completely independent they integrate and work together describe one example of the integration between body systems

What is the difference between a scientific hypotheses and a scientific theory?