Instructional Video3:53
SciShow

Strong Interaction: The Four Fundamental Forces of Physics #1b

9th - 12th Standards
There is a force stronger than electricity or gravity, so scientists named it the strong force. The video continues the explanation of the strong force and the way it works. It also describes the limitations, such as only working in very...
Instructional Video4:20
Fuse School

What is a Weighted Average?

9th - 12th Standards
Have you ever wondered why the atomic mass listed on the periodic table isn't a whole number? This video explains how weighted averages are calculated and relates the average to the relative atomic mass. Viewers are then given an element...
Instructional Video9:14
Bozeman Science

Atoms and the Periodic Table

9th - 12th Standards
After discovering plutonium, Glenn Seaborg was given the opportunity to determine its periodic symbol. Rather than going with the obvious Pl, he went with Pu as a joke. The designation was approved and is now on every periodic...
Instructional Video9:09
Bozeman Science

History of the Atom

9th - 12th
Viewers learn about the history of our knowledge of atoms through the discoveries of eight different scientists: Mendeleev, Democritus, Dalton, Thompson, Schrodinger, Bohr, Rutherford, and Chadwick. 
Instructional Video1:56
DoodleScience

Atomic Structure

9th - 12th
The Rutheford plum pudding model of an atom, as well as the nuclear model, are the subject of a video that also includes an explanation of protons, neutrons, electrons, nucleus, atomic mass, atomic charge, and ions. 
Instructional Video10:12
1
1
Crash Course

The Nucleus

9th - 12th Standards
Einstein didn't just discover relativity, he proved the existence of atoms in 1905 — more than 110 years ago. Discover how he did it and begin learning about basic chemistry: parts of an atom, atomic mass, atomic number, and how to read...
Instructional Video5:02
Educreations

Electron Configuration Example

9th - 12th
What does an atom look like? The instructor in a tutorial video models how to use the periodic table to determine the number of subatomic particles. He then uses the number of electrons to create an orbital diagram. Finally, Groves...
Instructional Video2:24
1
1
Ricochet Science

Understanding Atomic Number and Atomic Mass

9th - 12th
The amount of information you can learn about an element from the periodic table is amazing! Young scientists learn how to interpret the atomic number and atomic mass. Using a carbon atom as an example, the instructor describes the...
Instructional Video2:09
1
1
Ricochet Science

Isotopes

9th - 12th
Altering the subatomic nature of an atom affects its properties. The video illustrates the idea of an isotope using Carbon-12, Carbon-13, and Carbon-14 as examples. 
Instructional Video2:02
1
1
Ricochet Science

Structure of an Atom

8th - 12th
Just because we can't see an atom doesn't mean we can't study it! The video examines the makeup of the atom. It explains the roles of the protons, neutrons, and electrons. 
Instructional Video4:11
Berkeley University of California

Atomic Structure

9th - Higher Ed
How are atoms structured? Viewers of the video first learn about atoms and atomic structure, including the nucleus and electron shells. The video then describes how atomic numbers and atomic masses are expressed on atomic symbols. You'll...
Instructional Video3:09
Fuse School

Question - Matter Exam Question 1

9th - 12th
How much does your class know about subatomic particles? Module 13 in a 14-part series tests their knowledge of how to determine an atom's number of protons, neutrons, and electrons when given the atomic number and the mass...
Instructional Video3:58
Fuse School

Question - Matter Exam Question 2

9th - 12th
Looking for a great way to see what young chemists know about atomic structure? In the 14th and final installment in the states of matter series, learners put their skills to the test. The four-part question covers placement of...
Instructional Video
PBS

Pbs Learning Media: Melissa Franklin: High Energy Physics

9th - 10th
This video segment adapted from Discovering Women profiles Fermilab physicist and Harvard professor Melissa Franklin. [4:08]
Instructional Video
Khan Academy

Khan Academy: Elements and Atoms

9th - 10th
A video lecture that discusses how elements relate to atoms. Also discussed are protons, electrons, and neutrons. [13:08]
Instructional Video
Khan Academy

Khan Academy: Elements and Atoms

9th - 10th
Video tutorial explores how elements relate to atoms and provides the basics of how protons, electrons, and neutrons make up an atom. [13:08]
Instructional Video
Khan Academy

Khan Academy: Atomic Number, Mass Number, and Isotopes

9th - 10th
Check your understanding of how to use the atomic number and the mass number to represent different isotopes. [9:43]
Instructional Video
Scholastic

Scholastic: Study Jams! Science: Energy, Light and Sound: Electricity

3rd - 5th
A video and a short quiz on electricity, covering static electricity, lightning, and energy generated from electricity. [3:20]
Instructional Video
Khan Academy

Khan Academy: Biology Foundations: Elements and Atoms

9th - 10th
How elements relate to atoms. The basics of how protons, electrons, and neutrons make up an atom. [13:09]
Instructional Video
Khan Academy

Khan Academy: Introduction to the Atom

7th - 9th
In this video, learn how atoms are made up of protons, neutrons, and electrons. Elements are defined by the atomic number, the number of protons in the nucleus. The mass of an atom is determined by the total number of protons and...
Instructional Video
Sophia Learning

Sophia: Atomic Number: Lesson 2

9th - 10th
This lesson explains what is represented by the atomic number, and how it varies from one element to the next. It is 2 of 7 in the series titled "Atomic Number."