Atoms

Front

What are the particles indicated with the arrow in the atom diagram?

Back

Protons and neutrons.

Front

Why are old pictures of the atom from science textbooks considered wrong?

Back

They are not drawn to scale.

Front

What is the smallest particle with characteristics of an element?

Back

Atom.

Front

Which particles in an atom are neutral and have no charge?

Back

Neutrons.

Front

How does the size of a proton compare to the size of a neutron?

Back

They are equal.

Front

What is the center of an atom called?

Back

Nucleus.

Front

What are the negatively charged particles in an atom?

Back

Electrons.

Front

What is the charge of a proton?

Back

Positive.

Front

What is the charge of an electron?

Back

Negative.

Front

What is the charge of a neutron?

Back

Neutral.