CK-12 Foundation
Ellipses: The Ellipse
Learners explore ellipses by changing the lengths and orientation of the major and minor axis. Using the interactive, they determine the equation of the ellipse and its eccentricity. Given an equation the scholars identify the center,...
CK-12 Foundation
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...
Curated OER
What Fostered the Axis?
Ninth graders present the major cultural, economic and political forces in Germany, Italy & Japan that allowed for the rise and dominance of totalitarian regimes in that country. They discuss how the above listed forces brought the...
Alabama Learning Exchange
Ellipse
Students explore the concept of ellipses. In this ellipses lesson, they construct ellipses on their paper and follow directions on a worksheet that allow them to investigate an ellipse in more depth by looking at the major axis, foci, etc.
Curated OER
Circles and Ellipses
In this circles and ellipses worksheet, students solve and complete 12 different types of problems. First, they find the distance between the given pair of points. Then, students find the center and radius of each circle and sketch. They...
CK-12 Foundation
Orbital Motion
Why do planets orbit the sun in ellipses when moons orbit their planet in circles? Pupils control the semi-major axis, eccentricity of the orbit, and position angle. The resulting orbital appears with the related force vectors as...
Curated OER
Conic Sections Applications and Properties
In this algebra activity, 11th graders graph parabolas and figure out the major axis and minor axis of the graph. They also find the focus. There are 4 problems on this activity.
Curated OER
Drawing Ellipses Lab
For this ellipse worksheet, students learn the difference between an orbit and an ellipse. They draw ellipses and calculate the distance between foci, they calculate the length of the major axis and they determine the eccentricity. They...
Curated OER
The Changing Atmosphere of Pluto
In this atmosphere of Pluto instructional activity, students use an equation for the orbit of Pluto to determine the semi-major axis, the semi-minor axis, the ellipticity of the orbit, the aphelion and the perihelion. They also determine...
Curated OER
Equations of Ellipses
In this writing equations of ellipses worksheet, students solve and complete 26 various types of problems. First, they use the given information to write the standard form equation of each ellipse. Then, students determine the endpoint...
CK-12 Foundation
Hyperbolas
Hyperbolas—practice thinking outside of the box. Pupils alter the end behavior box to create various graphs of hyperbolas. They determine formulas to find the distance from the origin to the foci. Using that information, scholars...
Curated OER
Circles and Ellipses
In this circles and ellipses worksheet, students solve and complete 5 different types of problems. First, they write each equation in standard form. Then, students graph and label Write the equation of the ellipse whose center is the...
Curated OER
Conic Sections
In this conic sections worksheet, students solve and complete 17 various types of problems. First, they write the conics in standard form and graph. Then, students determine the equation that best represents each description that...
Curated OER
Planetary Orbit
Young scholars compare and contrast ellipses of various eccentricities that represent the shape of planetary orbits. They make a circle with the string by trying the two ends togther. Students calculate the eccentricity of their ellipses...
Curated OER
Ellipses
In this ellipses worksheet, 11th graders solve and complete 4 different problems. First, they define what an ellipse is and draw a picture. Then, students find the coordinates of the center and the foci and the lengths of the major and...
Curated OER
"The Proper Application of Overwhelming Force": The United States in World War II
High schoolers examine the role that the U.S. played in bringing about victory in the two major theaters of the war in the Pacific and Europe. How the various military campaigns contributed to the war's successful conclusion forms the...
Curated OER
Using the Distance Formula
In this distance formula worksheet, students solve and complete 30 various types of problems. First, they find the exact distance between each pair of points and make a sketch of the situation. Then, students find the center, horizontal...
Curated OER
A Map as a Tool
Students study the concept of using a map as a tool with the usage of a balloon designed to mimic the features of the Earth with the major features marked and shown on the balloon.
Curated OER
Graphing and Properties of Ellipses
In this algebra instructional activity, 11th graders identify the center, vertices, co-vertices, length of major and minor axis. There are 20 questions with an answer key.
National Endowment for the Humanities
The New Order for "Greater East Asia"
Sometimes the New Order becomes synonymous with its implications for European countries, but what about its consequences for East Asia? The final instructional activity in a four-part series teaches scholars about World War II. High...
Curated OER
The Invasion of Iraq
Students examine the events leading up to the invasion of Iraq. They define the major events and individuals involved in the conflict by completing the associated crossword puzzle.
Curated OER
Ellipses
In this ellipses worksheet, students solve and complete 30 various types of problems that include determining the characteristics of ellipses. First, they draw the graph for each ellipse, labeling the center, foci, vertices, and...
Curated OER
Conics
In this conic sections worksheet, 11th graders solve and complete 16 different types of equations. First, they find the equation of the conic that has a given focus and directrix. Then, students convert each given polynomial to standard...
Curated OER
Student Exploration: Summer and Winter
In this recognizing the seasons online/interactive worksheet, students explore the Earth's positions and determine the summer and winter season. Students answer 21 short answer questions