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182 resources with the concept neutrons

2:57
Lesson Planet

What Are Atoms and Isotopes?

For Students 6th - 12th
Atoms may make up everything, but what are they made of? The narrator asks patrons at a local park what atoms are in an interview-style video. He then creates an atomic model and adds a neutron to it, opening the discussion to isotopes.
3:47
Lesson Planet

Why Aren't All Atomic Masses Whole Numbers?

For Students 9th - 12th
Since an atom can't have a partial neutron, the atomic mass should always be a whole number, but it isn't! An interactive video lesson explains how the atomic mass number from the periodic table incorporates the isotopes of an element....
6:00
Lesson Planet

Where Does The Sun Get Its Energy?

For Students 6th - 12th
How does the sun give us light and heat? Discover what's really going on inside the centerpiece of our solar system in a brief video. The content includes common misconceptions about the sun's source of energy, how the simple elements...
Lesson Planet

Atoms to Molecules: Constructing Helium

For Students 7th - 9th Standards
Protons and neutrons and electrons, oh my! Physical science scholars get hands-on with interactive atomic modeling. Starting with a simple helium atom, participants create and name ions, then build isotopes. Questions throughout the...
12:35
Lesson Planet

A Brief History of the Universe

For Students 9th - Higher Ed
No one was actually there to see the birth of the universe, but years of collaboration between physicists and mathematicians allow us to glimpse all but a fraction of a second of it. A narrated journey shows the phase changes early...
3:14
Lesson Planet

How To Discover Weird New Particles | Emergent Quantum Quasiparticles

For Students 11th - Higher Ed
Creating new particles is only limited by the imagination. An entertaining video lesson shows scholars how scientists manipulate known particles, atoms, and molecules to create new particles. The instructor discusses many examples as...
12:56
Lesson Planet

Neutron Stars

For Students 6th - 12th
This is one heavy video! Introduce the topic of neutron stars with a brief but informative resource. Young astronomers discover the history of neutron star research, the conditions present in and around a neutron star, and the...
4:29
Lesson Planet

What are Radioactive Isotopes (Radionuclides)

For Students 9th - 12th
Create a little excitement with a radioactive resource! An engaging lesson builds a solid understanding of the nature of radioactive isotopes. The narrator explains the desire of a nucleus to become stable, which leads to radioactive...
3:49
Lesson Planet

Atomic Number and Mass Number

For Students 9th - 12th
Discover the significance of the atomic number and mass number. A video lesson describes the relationship between the two numbers and the subatomic particles. The instructor leads several examples that use the two numbers to determine...
3:49
Lesson Planet

In Depth: Atomic Mass Units

For Students 9th - 12th
The facts are in the numbers! Using atomic mass units, a video lesson explains the carbon atom as the reference mass. Building from that idea, the narrator describes the relative isotopic mass.
3:32
Lesson Planet

The Atom: Part 2 - Isotopes

For Students 9th - 12th
How can atoms with different masses be the same element? An interactive video lesson describes the meaning of an isotope. The instructor emphasizes the relationship among the subatomic particles. The lesson continues by discussing...
4:41
Lesson Planet

The Atom: Part 1

For Students 9th - 12th
Learn the ins and outs of the particles we call atoms. A thorough video lesson describes the atom as a building block. The instructor discusses the periodic table as a reference to atoms and then explains the parts of the atom in detail.
Lesson Planet

Addition of Integers: Adding Electrons

For Students 6th - 8th Standards
Young mathematical scientists interact with protons and electrons in an atom to create a neutrally charged atom. They answer questions based on their findings throughout the interactive resource.
8:07
Lesson Planet

What Are the Challenges of Nuclear Power?

For Students 6th - 12th
Engineering challenges, construction costs, and disasters are some of the challenges when it comes to nuclear energy. Watch a video that explains each of these and more in detail.
Lesson Planet

Electrostatics

For Teachers 9th - 12th Standards
Explore behavior of particles that cannot be seen with a detailed PowerPoint presentation that outlines the basics of electrostatics. The presentation addresses the charge of subatomic particles, conductors and insulators, and induction...
3:36
Lesson Planet

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

For Students 9th - 12th Standards
The strong force holds quarks together to form hadron particles, which include baryons and mesons. Common baryons, such as protons and neutrons, are the focus of a video that shows how they use the strong force. Then it explains the...
3:52
Lesson Planet

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

For Students 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...
4:20
Lesson Planet

What is a Weighted Average?

For Students 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...
Lesson Planet

Build an Atom

For Students 6th - 12th Standards
Scholars build specific elements by creating a model of its atomic structure. Objects they can include are protons, nuetrons, electrons, orbits, clouds, charge, and mass number. Simulation ends with questions to challenge individuals'...
9:14
Lesson Planet

Atoms and the Periodic Table

For Students 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 table....
2 In 2 Collections
Lesson Planet

The Periodic Table

For Teachers 6th - 8th Standards
Carbon is a unique element known to form up to 10 million different compounds. Scholars focus on the first 20 elements of the periodic table in order to learn how to read the table. They correctly match 20 cards with given information to...
Lesson Planet

Chemical Interactions: Atoms and Bonding

For Teachers 6th - 8th
Watch budding chemists interact with the resource on chemical interactions. In the unit, six lessons provide an overview of basic chemistry, from understanding the development of atomic theory to distinguishing between ionic and covalent...
Lesson Planet

The Hydrogen Bomb

For Students 9th - 12th
Recycled Russian nuclear weapons provide 10 percent of the nuclear energy that the United States uses. The short presentation discusses the Teller-Ulam device. It provides a diagram of the parts as well as a description of the four...
1:55
Lesson Planet

Atomic Structure

For Students 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.