Atoms and Molecules Video

Front

What are atoms?

Back

Tiny particles that make up matter

Front

What is the main difference between elements on the periodic table?

Back

The number of protons in the nucleus

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus

Front

What is the main difference between matter and energy?

Back

Matter is made up of atoms and molecules, while energy is not

Front

What is the role of carbon in living things?

Back

Carbon is essential for the chemicals of living things

Front

What is the purpose of the giant machine used by nuclear physicists?

Back

To study the inside of atoms and the nucleus

Front

What is the main difference between atoms and molecules?

Back

Atoms are the smallest pieces of matter, while molecules are made up of atoms

Front

What is the purpose of the periodic table?

Back

To organize and classify all the elements based on their properties

Front

What is the main difference between protons and neutrons?

Back

Protons have a positive charge, while neutrons have no charge

Front

What is the role of electrons in an atom?

Back

They orbit around the nucleus