Sophia Learning
Sophia: Subatomic Particles: Lesson 3
This lesson will introduce the subatomic particles and explain where they are located and how they interact. It is 3 of 7 in the series titled "Subatomic Particles."
Sophia Learning
Sophia: Subatomic Particles: Lesson 7
This lesson will introduce the subatomic particles and explain where they are located and how they interact. It is 7 of 7 in the series titled "Subatomic Particles."
Sophia Learning
Sophia: Subatomic Particles: The Electron: Lesson 3
This lesson will explain that electrons are negatively charged particles with negligible mass and are found in pairs in orbitals surrounding the nucleus of an atom. It is 3 of 3 in the series titled "Subatomic Particles: The Electron."
Sophia Learning
Sophia: Subatomic Particles: The Proton: Lesson 2
This lesson will explain that protons are positively charged particles having a mass of one amu and are found in the nucleus of the atom. It is 2 of 3 in the series titled "Subatomic Particles: The Proton."
Sophia Learning
Sophia: Subatomic Particles: The Neutron: Lesson 2
This lesson will explain that neutrons are particles in the nucleus that have no charge and a mass of one amu. It is 2 of 3 in the series titled "Subatomic Particles: The Neutron."
Tom Richey
Slide Share: Atomic Structure
Slideshow looking at the history of models of the atom, including those proposed by John Dalton, J.J. Thomson, Ernest Rutherford, Niels Bohr, and James Chadwick. Discusses subatomic particles, including the numbers of protons, neutrons,...
American Chemical Society
Middle School Chemistry: Protons, Neutrons, and Electrons
Explore the particles that make up atoms: protons, electrons, and electrons.