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What’s Trending with the Elements?
This resource, aligned with Chemistry TEKS (5)(C), provides alternative or additional tier-one learning options for students using the periodic table to identify and explain trends.
Drawing Conclusions about Three-Dimensional Figures from Nets
Given a net for a three-dimensional figure, the student will make conjectures and draw conclusions about the three-dimensional figure formed by the given net.
Covalent Bonding: Electron Dot Diagrams
Given descriptions, diagrams, scenarios, or chemical symbols, students will model covalent bonds using electron dot formula (Lewis structures).
Heat to Go
This resource provides alternative or additional tier-one learning options for students learning about heat transfer, Chemistry TEKS (11)(B).
Celsius 4-1-1: All About Thermal Energy
This resource supports Chemistry TEKS (11)(A).
5.01 Radians and Degree Measurements
In this video, students will learn the basics of angle measurements, definitions of various types of angles, radians and degrees, along with arc length and area of a sector.
5.02 Linear and Angular Velocity
In this video, students will learn about angular and linear velocity and how each relates to unit conversions.
5.03 Trigonometric Ratios
In this video, we will define the trigonometric ratios in terms of the sides of a right triangle.
5.04 Trigonometric Angles and the Unit Circle
In this video, students will learn special angles and the unit circle, and learn how to apply them.
5.05 Graphs of Sine and Cosine
In this video, students will learn how to graph sine and cosine and how to interpret graphs of sine and cosine.
5.06 Graphs of Secant and Cosecant
In this video, students will learn how to graph and interpret graphs of secant and cosecant, and how secant and cosecant relate to sine and cosine.
5.07 Graphs of Tangent and Cotangent
In this video, students will learn how to graph and how to interpret graphs of tangent and cotangent.
5.08 Inverse Trigonometric Functions and Graphs
In this video, students will explore the relationship between trigonometric functions and their inverses.
Conservation of Momentum
This resource was created to support TEKS IPC(4)(E).
11.01 The Bohr Model of the Atom
In this video, we will study Bohr atom, electron transitions, and the line spectrum.
11.02 Orbital Energies and Electron Configurations
In this video, we will discuss the parts of an electron configuration and how to determine an electron configuration.
11.03 Condensed Electron Configurations and Exceptions
In this video, we will learn a shortcut to finding the electron configuration and exceptions to the electron configuration.
11.04 Categories of Electrons
In this video, we will learn the three different categories of electrons.
11.05 Trends in Atomic Radii
In this video, we will learn how to compare atomic radii of different atoms.
11.06 Trends in Ionization Energy
In this video, we will learn how to compare ionization energies of different atoms.