This is the layer of gases surrounding the planet Earth that is retained by Earth's gravity. It protects life on Earth by absorbing ultraviolet solar radiation, warming the surface through heat retention (greenhouse effect), and reducing temperature extremes between day and night (the diurnal temperature variation).

A) atmosphere
B) geosphere
C) hydrosphere
D) lithosphere

A

Explanation: sorry i don't know an explanation, its just a name for the layers of gas surrounding the earth

A) atmosphere because the atmosphere is made up of gases

after receiving a stimus, the sensory receptors send(s) signals to the appropriate area of the body.  

the must be sensory neurons.  

hope its .

and after water is usually warmed by the sun the water temperature raises and then evaporates .