Bridge: Each student is given a template of the cylinder and is asked to cut it out and build it.
Learning Objective: Students will learn to determine the surface area of a cylinder.
Teaching Objective: Students will build their own cylinders and in doing so, discover what contributes to the total surface area of a cylinder. Students will also learn the formula of a cylinder.
Pre-Test: Ask participants to work in groups of 4 and to find the surface area of the cylinder they have just cut out.
Activity:
Time
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Teacher
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Participants
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2 min
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Introduce topic and explain some of the practical applications of the S.A. of a cylinder.
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Think about different applications of the surface area of a cylinder.
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2 min
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Ask participants to figure out the surface area of the cut out cylinder (pre-test)
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Work out surface area of a cylinder
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3 min
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Explain the surface area of a cylinder and work out the formula with the class. Random fact: surface area and volume of a cylinder have been known since deep antiquity.
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Listening to teacher.
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5 min
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Ask participants to work in groups of 4 on the cylinder worksheet.
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In groups of 4, students will work on the worksheet.
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3 min | Review and go over solutions for the cylinder worksheet. | Ask questions and check answers. |
Post-Test: Participants will be able to check their understanding and knowledge when working on the worksheet and then checking it with the solutions provided at the end.
Summary: We will go through the formula of a cylinder again and ask if there are any questions from the group.
Summary: We will go through the formula of a cylinder again and ask if there are any questions from the group.
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