Matter and Energy: What are atoms?

Front

What is at the center of an atom?

Back

Nucleus

Front

What particles make up the nucleus of an atom?

Back

Protons and neutrons

Front

What circles around the nucleus of an atom?

Back

Electrons

Front

Which of the following is NOT a part of an atom? Electron, Proton, Molecule, Neutron

Back

Molecule

Front

What part of an atom tells you its atomic number?

Back

The number of protons

Front

Helium has 2 protons. What is its atomic number?

Back

2

Front

Oxygen has 8 protons. What is its atomic number?

Back

8

Front

Which image best represents the particles in a liquid?

Back

Front

Which image best represents the particles in a solid?

Back

Front

Which image best represents the particles in a gas?

Back