PLEASE HELP ITS FOR MY EARTH SCIENCE CLASS 1. Choose a city from the picture
2. Write the temperature in the city
3. The humidity in the city.
4. The cloud conditions in the city.
5. The barometric pressure in the city.
6. And the time and place where you made the observations (hint, see the top of the picture).

Which of the following are energy solutions that release pollution into the air>

What sentence best supports the statement that hormones are involved in the regulation of homeostasis? a. the hormone erythropoeitin increases the production of red blood cells when oxygen levels are low. b. the hormone oxytocin promotes labor contractions of the uterus during childbirth. c. the hormone melatonin induces sleep and its production is slowed by exposure to light. d. the hormone cortisol suppresses the immune system and is produced when the body is under stress.

About __ of the mass of the cell is water