Homework Dec 4 QUIZ REVIEW

________ anything that has mass and takes up space. 

• matter

• atoms

• volume

_________ is how much matter is in a certain space.

• volume

• mass

• atoms

The center of the atom is called the _______________

• proton

• nucleus

• core

____________ and neutrons make up the center of an atom.

• electrons

• protons

____________ and protons make up the center of an atom .

• neutrons

• electrons

electrons are 2000 times smaller than protons and neutrons

• true

• false

Protons have a ____________ charge

• positive

• negative

• neutral

Neutrons have a ____________ charge

• positive

• negative

• neutral

Electrons have a ____________ charge

• positive

• negative

• neutral

what is this elements CHEMICAL SYMBOL?

• 14.007

• 7

• N