Pls help me will give brainliest. Where is convection happening on Earth?

A. Atmosphere

B. Earth's outer core

C. Earth's mantle

D. Oceans

E. All of the above I

Substance x has a fixed volume, and the attraction between its particles is strong .substance y had widely spread out particles and can be compressed what can most likely be concluded about these substances

Which samples do the atoms have the least kinetic energy

What type of chemical bond is formed between two atoms of bromine 1. metallic 2. hydrogen 3. ionic 4. covalent