Sophia Learning
Sophia: Isotopes: Lesson 2
This lesson will define an isotope and demonstrate how to determine the average atomic mass of an element. It is 2 of 9 in the series titled "Isotopes."
Sophia Learning
Sophia: Isotopes: Lesson 8
This lesson will define an isotope and demonstrate how to determine the average atomic mass of an element. It is 8 of 9 in the series titled "Isotopes."
Sophia Learning
Sophia: Isotopes: Lesson 7
This lesson will introduce isotopes, and explain how they differ from other elements. It will also show that some isotopes are unstable and emit particles and/or radiation. It is 7 of 9 in the series titled "Isotopes."
Sophia Learning
Sophia: Unstable Isotopes: Lesson 2
This lesson will show that some isotopes are unstable and can emit radiation. It is 2 of 4 in the series titled "Unstable Isotopes."
Sophia Learning
Sophia: Unstable Isotopes: Lesson 3
This lesson will show that some isotopes are unstable and can emit radiation. It is 3 of 4 in the series titled "Unstable Isotopes."
Sophia Learning
Sophia: Characteristics of Elements: Lesson 3
This lesson will present the basic properties and characteristics of elements. It is 3 of 4 in the series titled "Characteristics of Elements."
Sophia Learning
Sophia: Isotopes: Lesson 4
This lesson will define an isotope and demonstrate how to determine the average atomic mass of an element. It is 4 of 9 in the series titled "Isotopes."
Sophia Learning
Sophia: Isotopes: Lesson 5
This lesson will introduce isotopes, and explain how they differ from other elements. It will also show that some isotopes are unstable and emit particles and/or radiation. It is 5 of 9 in the series titled "Isotopes."
Sophia Learning
Sophia: Unstable Isotopes: Lesson 1
This lesson will show that some isotopes are unstable and can emit radiation. It is 1 of 4 in the series titled "Unstable Isotopes."
Sophia Learning
Sophia: Characteristics of Elements: Lesson 2
This lesson will present the basic properties and characteristics of elements. It is 2 of 4 in the series titled "Characteristics of Elements."
Ducksters
Ducksters: Chemistry for Kids: Isotopes
Study the science of isotopes in chemistry including naming isotopes, hydrogen, examples, fun facts, unstable, and stable on this site.
Science Struck
Science Struck: How to Find Protons, Neutrons and Electrons
Brief explanations of how to determine how many protons, neutrons, and electrons are in an element.
CK-12 Foundation
Ck 12: Earth Science: Radioactive Decay as a Measure of Age Study Guide
[Free Registration/Login may be required to access all resource tools.] Summarizes the key points about how radioactive particles decay. Includes a few questions to check for understanding.