there are approximately 117 atoms. they are tiny particles
The number of protons in the nucleus of an atom
The tiniest particle of a chemical element is called an atom.
Measurement information that is used to describe something is called data. per Physical Science 8th Edition by Bill W. Tillery
Smallest unit of matter that is indivisible.
Positively charged part of an atom. Makes up neucleus of an atom along side with neutrons.
data
a nucleus in an electron cloud.
Neutral.
The planetary model of an atom is simple. The nucleus is the planet and the electrons are the moons in the model.
the atom as a tiny, dense, positively charged core called a nucleus
Supporting details are facts and details that explain, describe, or otherwise help the reader understand the topic sentence. Anything that tells more about the topic is a supporting detail!
Facts are known knowledge versus a theory is a statement based on facts which may not be completely true