Electromagnetic waves can travel in vaccum but mechanical wave does not
Answer:
I think it may be decreased, but i'm in 6th grade so-
Explanation:
Answer:
D. move up to another shell that would form
Explanation:
An atom has protons, neutrons and electrons. Protons and neutrons are present in the nucleus and electrons orbit the nucleus in fixed shells. An electron can jump to higher shell when it gains energy and lower one when it loses energy. Thus, when single electron in hydrogen atom is given a small amount of energy, it would jump to another higher shell.
Gravity is a force because it pulls down on objects.
it was too much water inside the clouds and the tornado happened
