<span>It can be inferred from atomic line spectra. These are certain wavelengths of light that atoms give off when they become excited. The energy levels in an atom can be proven to exist from this phenomenon, and furthermore, they can be measured.</span>
Answer:
the branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
Explanation:
Answer:
A
Explanation:
velocity is a vector quantity, it has single direction.
B and C are speed while D is acceleration
Please recheck, for this may not be the correct answer
"4 d 10th time, guys! I'm not talking about a political party but the 46th element! Palladium!" :) Maybe? That's a hard one to do. Couldnt you do mercury? I have a wonderful joke for that one.
Why coudnt mercury hold still in class?
A. Because it was 80Hg! (get it? Say it vocally :) Sounds like ADHD right?)