How do you calculate stream gradient?

a. horizontal distance minus elevation difference

b. elevation difference divided by horizontal distance

c. elevation difference times horizontal distance

d. horizontal distance divided by elevation difference

Which of the following is an advantage of solar energy?

Which sequence correctly shows the path of carbon dioxide during repiration?

An example of internal feedback working to maintain homeostasis is your a. decreased respiration rate when you are studying b. decreased heart rate when you are sad c. increased respiration rate when your muscles need more oxygen d. increased heart rate when your lungs need more oxygen