A detailed slideshow for Grade 8 students that looks at the history of our understanding of atoms. Looks at the ideas presented by Democritus, John Dalton, J.J. Thomson, Ernest Rutherford, and Niels Bohr, and the modern-day wave model. A...

This lesson will show how a particle can travel in a wave form, by following perpendicular electric and magnetic fields. It is 1 of 4 in the series titled "Electromagnetic Waves."

This lesson will define ionization energy. It is 2 of 3 in the series titled "Ionization Energy."

This lesson will show how a particle can travel in a wave form, by following perpendicular electric and magnetic fields. It is 3 of 4 in the series titled "Electromagnetic Waves."

This lesson will give an overview of the light reaction of photosynthesis. It is 1 of 3 in the series titled "Light Reaction."

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."

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."

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."

This lesson will provide an understanding of the basic chemistry of atoms. It is 4 of 5 in the series titled "Atoms."

This lesson will provide an understanding of the basic chemistry of atoms. It is 5 of 5 in the series titled "Atoms."

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."

This lesson goes over checking a composition for spelling errors. This tutorial lesson shares a short slideshow with the lesson's content.

The three basic particles that make up atoms are defined and illustrated.

This lesson will introduce what a magnet is and how magnets work.

This lesson explains what is represented by the atomic mass, and how it varies from one element to the next. It is 3 of 4 in the series titled "Atomic Mass."

This lesson explains what is represented by the atomic number, and how it varies from one element to the next. It is 6 of 7 in the series titled "Atomic Number."

This lesson will present the basic properties and characteristics of chemical bonds. It is 4 of 4 in the series titled "Characteristics of Chemical Bonds."

This lesson explains what is represented by the atomic number, and how it varies from one element to the next. It is 5 of 7 in the series titled "Atomic Number."