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### We found 123 resources with the concept ellipses

Lesson Planet

#### Ellipses Centered at the Origin: Lithotripsy

Investigate ellipses through the lens of medical applications. Pupils use a medical scenario to determine the equation of an ellipse. By using the interactive, learners determine the foci and major and minor axes of the ellipse that...

Lesson Planet

#### Ellipse Elements and Equations

Challenge your class to provide an ellipse when given two points and two lines. The lesson presents both graphical and analytical methods to writing the equation of an ellipse. The class investigates its components, how they relate to...

Lesson Planet

#### What Causes the Seasons?

'Tis the season to be ... hmmm ... why is it that Earth has seasons? Explore the variety of theories, from the atmosphere to the axis in a short, entertaining video. The interview subjects use observation, random earth science terms, and...

Lesson Planet

#### Galaxies, Part 1

Sometimes fuzzy, sometimes irregularly shaped—and occasionally cannibalistic? These are just a few of the remarkable galactic facts contained in a short video that's sure to amaze! The narrator describes the four main types of galaxies,...

Lesson Planet

#### The Elliptical Pool Table: A Mathematician's Dream

Never play pool against a mathematician! An entertaining and informative video demonstrate the real-world application of ellipses and the angle of incidence with an elliptical pool table.

Lesson Planet

#### What are Years... and the Galactic Supermassive Black Hole!

Everything is relative ... including the length of a year! Physics students explore time on a galactic scale in an animated video. The resource focuses on the tropical year upon which our calendar is based, galactic years, and the length...

Lesson Planet

#### Kepler's Second Law Interactive

Kepler decided to think outside the box and discovered that planets orbit in elliptical patterns. An engaging activity demonstrates the elliptical orbit pattern in relationship to the area of a planet to explain Kepler's Second Law....

EngageNY

#### Examples of Dilations

Does it matter how many points to dilate? The resource presents problems of dilating curved figures. Class members find out that not only do they need to dilate several points but the points need to be distributed about the entire curve...

Lesson Planet

#### Common Geometric Figures

Geometry could be called the study of figures. An overview of the figures found in a typical geometry course contains a study of different triangles, quadrilaterals, and regular polygons.

Lesson Planet

#### Introduction to Conic Sections

What do circles and parabolas have in common? An informative video focuses on the intersection of a plane with a double cone creates conic sections, including circles, parabolas, ellipses, and hyperbolas. Two problem videos cover...

Lesson Planet

#### Rendezvous For Two

Imagine the challenge of getting the space shuttle to rendezvous with the International Space Station. Groups must determine the elliptical transfer orbit needed to get the space shuttle from its orbit to the orbit of the International...

Lesson Planet

#### Orbits and Effects

What does your world revolve around? Challenge the class as they learn about orbits and the effects of them on our modern world. Young astronomers begin by measuring ellipses and calculating the eccentricity of Earth's orbit. Then, they...

Lesson Planet

#### Round and Round We Go — Exploring Orbits in the Solar System

Math and science come together in this cross-curricular astronomy lesson plan on planetary motion. Starting off with a hands-on activity that engages the class in exploring the geometry of circles and ellipses, this lesson plan then...

Lesson Planet

#### Punctuation Song Posters

What's one way to make punctuation exciting? Sing a song about it! Use these posters to support kids as they sing the punctuation songs to the tune of "Jolly Old St. Nicholas."

Lesson Planet

#### Seasons Lab Book

Unlock the mystery behind seasonal change with a collection of worksheets and activities. Whether they are drawing pictures of Earth's orbit around the sun or graphing the temperature and daylight hours of different locations from around...

Lesson Planet

#### Punctuation Marks and Uses Cards

Make sure your class is up to snuff when it comes to punctuation. They can use these cards to practice identifying the purpose of each punctuation mark.

Lesson Planet

#### Science of NFL Football: Geometric Shapes

Ever wonder why a football has such an unsual shape? Find out with this video from the Science of Football colelction that examines how the geometric properties of a football make it perfectly suited for being thrown accurately over long...

Lesson Planet

#### Kelper's Laws Lab

Using an online planetary simulator, astrophysics students explore each of Kepler's laws. The 13-page printable handout walks them through the activity, which also includes using string, pushpins, and a pencil to model three different...

Lesson Planet

#### Kepler Activity

Introduce your physics or astronomy class to Kepler's laws of planetary motion with this straightforward worksheet. It covers the basic concepts of each and has learners answer questions to demonstrate their grasp on them. You could use...

Lesson Planet

#### What is an Ellipse?

This video answers the question, �What is an ellipse?� It gives a definition of an ellipse, shows the ellipses relation of a plane to a cone, and the names of different parts of the ellipse.

Lesson Planet

#### Algebra 2 - Conic Sections - Parabolas

The first minute and a half of this video rambles on before the presenter begins to talk about conic sections. Using a whiteboard, he dissects a cone to show the different shapes that are inside, focusing on parabolas. He gives an...

Lesson Planet

#### Discovering Conic Sections in the Motion of Heavenly Bodies

Math scholars study conics and how they are used today. In this mathematical activity, pupils construct and slice cones after viewing a demonstration.

Lesson Planet

#### Fanatically Grammatically Correct

Research guidelines for correct usage, then explore how creative writers employ punctuation as an essential tool in their craft. Secondary classes create board games to teach elementary school students how to properly punctuate. From the...

Lesson Planet

#### Punctuation: Visible Speech

Examine the proper uses of punctuation with this easy PowerPoint. Simple, bold, and straightforward, each slide introduces a different symbol. Difficult or confusing instances are indicated as well.