Earth Spheres. Earth's Spheres. Everything in Earth's system can be placed into one of four major subsystems: land, water, living things, or air. These four subsystems are called “spheres.” Specifically, they are the lithosphere (land), hydrosphere (water), biosphere (living things), and atmosphere (air).
When you're out of breath, you feel dizzy, lung pain and maybe even nausea or side pain.
1.The answer is True
2.The answer is False
Answer:
Bottom left corner for whatever group that is
Lithium, sodium, and potassium all react with water
