It helps with the optic nerve, if you give me options i can help answer. Sorry if I didnt help :)
Explanation:
Un estimulo es cualquier cambio que es capaz de producir una respuesta por parte del organismo. Los receptores son estructuras muy especializadas capaces de percibir los estímulos y convertirlos en impulsos nerviosos
THE ANSWER IS BIGGER THAN A REALY SMAL FRIDGE BUT SMALLER THANY A REALY BIG FRIDGE
First convert 5 km into m so the units match up
That way you know the stream goes 5,000 m horizontally and 200 m vertically
Then I think you just do rise/run which would be 0.04 m
d bc (a b c and d) r the same to make a tidepool