A jumper has a velocity of 40 m/s 13. After 2 seconds,
A. What is the skydiver's forward velocity? (2 points)
B. What is the skydiver's downward velocity? (2 points)

blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. as the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.

not always but somethings can be reproduced in a laboratory.