Curated OER
Arcs and Central Angles
In this arcs and central angles learning exercise, 10th graders solve and complete 25 different types of problems. First, they use the letters shown in the diagram to name each portion. Then, students find the measure of each arc or...
Mt. San Antonio Collage
Circles
Don't circle around the topic, but get right to the center with tons of practice regarding circles in geometry. The note-incorporated worksheet provides guided practice through many topics such as central angles, inscribed polygons...
Curated OER
Chapter 8: Circles
For this circles worksheet, students define and sketch 20 terms about circles. Students sketch radii, chords, diameters, secants, concentric circles, etc.
Curated OER
Circles
In this circles worksheet, 10th graders solve and complete 8 different problems. First, they find the two segments perpendicular to a given circle. Then, students find the line tangent to the circle illustrated and the sides marked. They...
Curated OER
Circles
In this circles worksheet, 10th graders solve and complete 8 different types of problems. First, they find the measures of each segment given the center of a circle. Then, students find the length of a side of a triangle shown within a...
Curated OER
Circles in Circles
In this circle worksheet, students use a diagram of 4 concentric circles to complete a set of 4 questions. A reference web site is given for additional activities.
Concord Consortium
Circling
Come full circle in learning about conic sections. Learners first look at the type of conic section formed when concentric circles intersect a standard coordinate plane. They then see which type forms when two sets of concentric circles...
Curated OER
Applications of Hyperbolas
In this hyperbola activity, 10th graders solve and complete 6 different problems. First, they determine the cross-section of a hyperbolic paraboloid curve. Then, students find where the cone intersects the ground in hyperbola as...
New York Science Teacher
Planet Scaling using Extra Terrestrial Tools
Your class will use a set scale to convert diameters of planets to the model size, the diagram given to expand on the number of planets drawn as concentric circles, and examine the scale that would be needed to fit the larger...
101 Questions
Car Caravan
Keep playing with those old toy cars! Pupils estimate the number of toy cars in an art installation. The only information they receive is a picture showing the toy cars arranged in concentric rings and the diameter of the overall...
Curated OER
A Matter of Timing
In this orbital period learning exercise, students solve 2 problems about satellites and their orbits. They determine how many days it takes for two satellites to be in "opposition", they find the least common factor between their orbit...
Curated OER
Water and Diffusion
In this water and diffusion worksheet, high schoolers will explore the characteristics of water and the water molecule. Students will also answer questions about diffusion and the movement of materials due to concentration differences....
Curated OER
The Merry Go Round Problem
In this algebra worksheet, 9th graders analyze a concetric circle to determine the area a worker must paint in two different colors. They must decide from which angle he start painting because of the location of the merry go round. There...
Curated OER
Finding The Area
In this geometry instructional activity, students calculate the area of a given shape. They use the formulas for squares and circles to help them find the area. There are 2 questions with an answer key.
Curated OER
Spitzer Sees a New Ring Around Saturn
In this Saturn's rings worksheet, students read about the Spitzer telescope that detected a new ring around Saturn. Students solve 6 problems including determining the formula for the area of a circle, finding the volume of the new ring...
Curated OER
Geometry Worksheet: Area (6)
In this geometry worksheet, 10th graders express the area of the ring between two concentric circles in terms of the length of a segment tangent to the smaller circle. The one page worksheet contains a drawing of and an explanation...
Curated OER
Teddy Bear Shape Cards
Teddy Bears and shape recognition combine using this template, which includes 4 cut-out cards. Each card has a teddy bear with a shape on his middle. Intended for very young elementary, the instructions suggest 2 educational options: cut...
Curated OER
Modeling Celestial Motion
In this modeling celestial motion worksheet, students fill in the blank about the motion of celestial bodies: planets and stars. Students complete the blanks with information about the scientists and philosophers responsible for early...
Road to Grammar
Five Presentation Tips
Talking in front of others can be intimidating, especially when you aren't speaking in your native language. Put your English language learners at ease before a class presentation. They can follow these tips to give relaxed and effective...
Curated OER
Painting a Color Wheel
You have to love the color wheel, it's just so colorful! Your kids will love it too, as they work through an introductory exercise which allows them the opportunity to draw and paint a color wheel of their own. This wheel focuses on...
Curated OER
Tree-Ring Dating
In this tree-ring dating worksheet, students use activity sheets to determine a tree's age and to observe changes in climate from the tree-rings. Students investigate how archaeologists use tree rings to date evidence and they answer 5...
Curated OER
Fractions in Space
In this fractions in space worksheet, students solve 4 problems where they find ratios of orbit periods of satellites, they find the ratio of Neptune's and Pluto's periods, they determine the location of the planets after 5 opposition...
Cornell University
Resolution—Not Just for the New Year
Experiment with optical resolution using an inquiry-based lesson. Young researchers calculate fellow classmates' optical resolutions. They apply the information to understand the inner workings of optical instruments.
Curated OER
Word Roots 2: Fin, Sed, Fer Intermediate-Word Search
Make learning Latin roots a game! After you have introduced the roots fin, sed, and fer, learners can use this word search to build their vocabulary. (Within the word search are words containing these roots.) You can further the activity...
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