Q1. How do you suppose the pH of the solution in the thylakoid space compares with the pH of the solution in the stroma? What is responsible for the difference?

Q2. Martha is maintaining her current weight by eating 2,500 kcalories per day. To lose 1 pound of fat per week, she would have to decrease her intake to how several kcalories per day?

Q3. Considering the albedo of various surfaces how might temperatures vary between urban and rural area?

Which setting tends to be warmer on a given day and why? Also, are there any factors other than albedo that may affect the temperature differences between the two settings?