Question

which process the heart pumk

Answer 1

Heating Cycle. The heatingcycle of a heat pump works by taking heat in from air outside, warming it up further, and using this warm air to heat indoor air. It does so by the followingprocess: Liquid refrigerant absorbs heat in the "evaporator" from the outdoor air, turning into a gas.

please mark me as brainlest

Answer 2

the oxygen-rich blood from the lungs and pumps it throughout the body. the right atrium right ventricle left atrium and left ventricle. our chambers that hold blood as it flows through the heart the atria and ventricles are separated by valves. these act like one-way doors between the upper and lower chambers.

hope it's help you my friend
plz Mark my answer as brainliest and u can follow me also