your heart speeds up so more blood can reach your muscles. Muscles use oxygen to create the stuff needed for the work in exercise.your heart rate returns to its normal or resting rate fairly quickly
The answer is true. Stress is basically a physical reaction. Whenever focused on, the body supposes it is under assault and changes to battle or flight mode
The normal force(the force pushing up from a flat surface) is equal to the force of gravity (the force pushing down on the object) at 5N so they cancel each other out. The other two forces are going in opposite directions, one positive and one negative. Subtracting 10N-5N would give you the amount of force that is not canceled (5N) in the direction of the biggest force (to the left)
Answer:
Type AB positive blood is the universal acceptor because it has both A and B antigen.
Explanation:
O- their RBCs do not have any A, B or Rh antigens and are safe for the transfusion to any blood group. O- and AB+ are known as universal donors and universal acceptors.
Answer:
young children can drown in one inch of water
