Lithium has 3 electrons. why do 2 electrons go in the first shell, and one in the second?
question 2 options:

a. the electrons go randomly into shells

b. the first shell only holds 2 electrons so the 3rd electron had to go in the second shell

c. all the electrons could go into the second shell.

d. the shells appear and disappear so the electrons go anywhere

Be in this im starting a with you so if you want you can get a partner for this. but basically im going to assign you guys a biome and you have to have a big sheet paper and you will turn it into 4 squares. the top right square is will be a drawing square for a drawing you will make of your biome. the top left square is about the biomes plants and drawings of them. the bottom left square is about the biomes animals. the bottem rights square is about the description of the biome. leave a comment or an answer and i will assign biomes. if your request one thats the one you get. send me a link to the project and i will grade ! im not a teacher btw.

Compare the parts of a cell and the cell as a whole to another common nonliving system (i.e., a car, a city, describe the parts of a cell and their primary function.

How are fossils most commonly formed