A. Relaxing under a tree.
The parasympathetic nervous system is known as the “rest and digest” system. Activities that require as little movement as possible help the heart rate to slow down. The other activities would be associated with the Sympathetic nervous system which is known as the “fight or flight,” or when your heart rate is up and running.
Work done = fore × distance
wd= 47N ×o.25m
wd= 12.22Nm
Answer:
this is just a black bar, I do not understand.
Explanation:
Here is the first question
Green light.
In fact, wavelength of
corresponds to 500 nm. The spectrum of visible light goes from approximately 380 nm (corresponding to violet light) to 750 nm (corresponding to red light). Green is approximately in the middle, having a wavelength range between 495-570 nm, therefore 500 nm lies in this range.