Hi how are you today i want you to answer this questions for my brother can you please because it’s homework and he have to give the teacher tomorrow

1. Renewable energy sources are energy sources that are always being restore

2.Non-renewable energy comes from sources that will run out or will not be restore in our lifetimes—or even in many, many lifetimes.

Explanation:

I learned this in History. Hope I could help.

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.