Answer: C
Explanation:
Hot air is a lot less dense for a few reasons. Hot air essentially means the particles have more kinetic energy, and move around a lot more. Cold air is dense because the particles move a lot less, have less energy, and are closer together.
Answer:
The process or result of oxidizing or being oxidized.(Rust)
Explanation:
Pluto
Explanation:
The pH of a weak base falls somewhere between 7 and 10.
I think the answer the students average is 15 km?