Which phrase describes a feature of igneous rocks that cool quickly during formation? small crystals
coarse surfaces
O found beneath Earth's surface
O exposed after erosion occurs

I would go with "esposed afer erosion occurs".

Explanation:

Erosion can cause things to be rough, ridgid, and coarse, but it can also smooth things out. I would choose B in this situation. :-)

the answer is a i had that before

because the two particles have an equal charge, the charges will cancel out and give the atom an overall charge of 0. so, if at atom has 35 protons in the nucleus, we could expect it to have 35 electrons orbiting that nucleus.