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201 resources with the keyterm diameter

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Lesson Planet: Curated OER

Pi as a Ratio

For Teachers 8th
Eighth graders measure the circumference and the diameter of circular objects and record the measured values of the circumference and the diameter in a table. They then record their measurements in centimeters and use their data to...
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Lesson Planet: Curated OER

Spaghetti Measure

For Teachers 6th - 8th
Middle schoolers receive a copy of a "Spaghetti Measure" task sheet along with the scoring rubric. Students preview the task and the rubric prior to starting the task. tudeThey determine the circumference of a circle of spaghetti that...
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Lesson Planet: Curated OER

Around and Around

For Teachers 6th - 8th
Pupils create a spreadsheet to record information about circular objects. They measure and record information from a variety of objects. Students calculate the ratio of the circumference to the diameter of each object. They find the...
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Lesson Planet: Curated OER

The Circumference and Diameter of a Circle

For Teachers 9th
Ninth graders investigate the finding of the diameter of a circle in order to extend the practice towards finding the circumference. They differentiate between the distance measured across a circle from that of around the perimeter.
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Lesson Planet: Curated OER

Discovering Pi

For Teachers 4th
Fourth graders are introduced and experiment with the concept of pi. Using this information, they discover the relationship between the circumference and diameter of circles. In groups, they practice measuring the circumference of...
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Lesson Planet: Curated OER

"Slice of Pi with Neo-Excel"

For Teachers 6th - 8th
Middle schoolers explore diameter, radius, and circumference. They define radius, diameter, and circumference on an online dictionary, identify objects in the room with a radius and a diameter, and calculate the radius and diameter of...
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Lesson Planet: Curated OER

Observing Mars in the Night Sky

For Teachers 9th - 12th
High schoolers compare and contrast the orbits of Earth and Mars, locate the planet Mars, and diagram its retrograde motion.
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Lesson Planet: Curated OER

"Use an Anemometer," said the Meteorologist

For Teachers 3rd - 5th
Pupils participate in an hands-on construction of an instrument to measure wind speed.
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Lesson Planet: Curated OER

Square Circles

For Teachers 6th - 7th
Students analyze and demonstrate how a circle can be measured in square units and examine how diameter, circumference and radius are related.