Answer:
Explanation:
The oxygen enters the bloodstream from the alveoli, tiny sacs in the lungs where gas exchange takes place.
The transfer of oxygen into the blood is through simple diffusion.The oxygen molecules move, by diffusion, out of the capillaries and into the body cells.
Answer:
anybody nonliving answers I will give you ok now draw a water yes rod c-dot a + b is the water is d + a + b minus is equal to what
Answer:
-main-sequence star
-protostar with jets
-contracting cloud trapping infrared light
-molecular-cloud fragment
Explanation:
The Life of a Star of about one Solar Mass. Small stars have a mass upto 1 1/2 times that of the Sun. Stars are planetary bodies that revolve in space. They are the combination of hydrogen and helium gases
seven main stages of a star formation are
A Giant Gas Cloud. A star begins life as a large cloud of gas. ...
A Protostar Is a Baby Star. ...
The T-Tauri Phase. ...
Main Sequence Stars. ...
Expansion into Red Giant. ...
Fusion of Heavier Elements. ...
Supernovae and Planetary Nebulae.
But ranking them according to the central temperature, from highest to lowest. will be
-main-sequence star
-protostar with jets
-contracting cloud trapping infrared light
-molecular-cloud fragment
Yes, think of a negative acceleration and an initial positive speed, the object slows down until it stops, and then the speed becomes negative, so it reverses the direction!
