Which two statements describe organ systems working together to remove wastes from the body?
O A. The digestive system breaks down food into molecules that can
move into the blood.
B. The circulatory system carries oxygen-rich blood into muscles in
the legs.
c. The respiratory system exhales carbon dioxide that enters the
lungs from blood vessels.
D. The integumentary system gives off thermal energy that comes
from blood vessels.

Aspecial electronic sensor is embedded in the seat of a car that takes riders around a circular loop-the-loop ride at an amusement park. the sensor measures the magnitude of the normal force that the seat exerts on a rider. the loop-the-loop ride is in the vertical plane and its radius is 23 m. sitting on the seat before the ride starts, a rider is level and stationary, and the electronic sensor reads 740 n. at the top of the loop, the rider is upside down and moving, and the sensor reads 370 n. what is the speed of the rider at the top of the loop?

What are igneous intrusions and extrusions

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final