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### We found 71 resources with the concept rays

Lesson Planet: Curated OER

#### Flipped Math: Geometry

Imagine taking a complete geometry course remotely! Eleven units make up the My Geometry course. Each unit follows the Flipped-Mastery cycle of learning, divided into two semesters. Pupils watch and take notes on a video that details the...

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#### Geometry Unit 1: Tools for Geometry

Six resources make up the first unit in the Flipped-Mastery series for geometry. In the first lesson, scholars learn how to identify and name points, lines, and planes. They work with four postulates, then practice the skills for naming...

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#### NOAA Enrichment in Marine Sciences and Oceanography (NEMO) Curriculum

Introduce scholars to the Marine Sciences and Oceanography with 23 lessons covering marine science, biology, chemistry, geology, physics, technology, and marine policy. Aligned with national science teaching standards, the lessons are...

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#### KidsHealth in the Classroom: Health Problems Series Grades 9-12

The KidsHealth in the Classroom: Health Problems Series for high schoolers is divided into 18 lessons that examine alcohol, tobacco, and other drugs; emotional and behavioral health; infectious diseases; and conditions such as diabetes,...

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#### Crash Course: Physics

Dr. Shini Somara narrates a 46-video Crash Course Physics course based on the 2016 AP Physics I and II curriculum. Topics covered include linear, circular, rotational, simple harmonic, 2D motion, derivatives, integrals, vectors, Newton’s...

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#### Math Antics Geometry Video Lessons

The point of this collection of 12 videos is to introduce learners to three basic parts of geometry—points, lines, and planes. The presenter provides definitions, shows how to classify shapes, provides examples, and shows how to use...

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#### Introduction to Angle Measure

An all-encompassing package provides video clips that demonstrate real-world activities that have to do with angles. After watching the Cyberchase cartoons, learners discuss why a "v" shape is used to measure a turn. A pair of vital...

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#### Unit 1 Review: Tools for Geometry

Pupils review the vocabulary, formulas, and postulates from the opening unit in Geometry. Individuals use these to solve a problem set that requires learners to apply algebraic skills along with providing reasons within a proof. Scholars...

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#### Measuring Angles

An informative presentation shows pupils how to name and measure angles. Scholars revisit the different types of angles and their definitions and use their knowledge of what an angle bisector is to solve algebraic problems. At the end,...

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#### Points, Lines, and Planes

Geometry is more than just vocabulary. Pupils learn the basic geometric definitions and how to identify and name points, lines, and planes. Though the first lesson is packed with related vocabulary, scholars experience four postulates...

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#### Skin Cancer: Grades 9-12

Lather up! That's the takeaway from two activities that focus on skin cancer. To begin, class members read articles to gather information about sun exposure, tanning, and skin cancer. They use this information to design a pamphlet to...

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#### Planes and Points

Build a solid foundation on which to develop future concepts. Through a guided exploration, learners compare and contrast the characteristics of points, lines, planes, rays, and segments. They measure lengths and practice notation for...

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#### Geometric Optics: Crash Course Physics #38

Light can be a mysterious phenomenon. Take away some of the mystery with an intriguing video lesson. The 38th lesson of the Crash Course physics series studies the movement of light waves. Topics include refraction and reflection as well...

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#### Points, Lines and Planes

Geometry begins with a point. The video introduces the concepts of points, lines, and planes. Using diagrams, the presenter includes how to name the objects along with how to write the names. Previewing the concept of 3-D space ends the...

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#### Identification of Angles by Vertex and Ray

Angle ABC is not the same as angle BCA, but it is the same as angle CBA. Help your classes understand naming conventions of angles and, more importantly, the importance of naming angles correctly. Scholars practice the parts of the angle...

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#### Naming Simple Geometric Figures

Mathematicians use notation for efficiency, so make your classes more efficient! The instructor explains the definition and notation for key elements of geometry such as points, lines, and planes. This is the 37th lesson is a series of 40.

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#### Vertebrates I

I spy a spine. The 19th installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography (NEMO) program explores vertebrate species, such as sharks and other fish. Learners take part in an activity evaluating the...

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#### Radian Measure of Angles - Concept

An informative lesson begins with a concept video explaining how radians are figured. Then it offers videos of four progressively difficult guided practice problems.

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#### Study Jams! Construct Angles

Practice those protracting skills while watching the step-by-step guide on the correct way to use this angle measuring tool. The resource follows with assessment questions testing their ability to understand and use the protractor...

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#### Concave Mirrors

Study concave and convex mirrors with an in-depth slideshow presentation. Slides contain term definitions as well as labeled diagrams.

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#### Transformations in the Coordinate Plane

Your learners connect the new concepts of transformations in the coordinate plane to their previous knowledge using the solid vocabulary development in this unit. Like a foreign language, mathematics has its own set of vocabulary terms...

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#### Basic Geometry Terms

Set your pupils up to start on geometry by teaching them some introductory terminology. Pupils learn the terms by reading a short passage and looking at examples. They then respond to five questions related to the text.

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#### What is an Angle?

An angle is formed when two rays share a common endpoint. Want to know more about angles? There are a lot of terms in this lesson. You might have to watch it two or even three times to make sure you understand all the terms. I recommend...

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#### Lines and Angles with K'NEX

Here is a geometry lessonwhich invites learners to create models using their knowledge of lines, segments, rays, and angles. This lesson reinforces geometric vocabulary and concepts through practical application, it also includes...