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Junior Solar Sprint Series: Gears and Drive Belts
Activate middle schoolers' minds with this physical science activity. Learners vary the diameter of gears and the number of teeth on them to find how energy output is affected. This writeup features well-developed background information...
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The Gear Game
High schoolers discuss that the conservatin of energy states that the energy imput must equal the energy output. They then figure out how can a machine help you to perform task otherwise considered impossible? Students discuss the six...
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Gears and Proportions
Learners explore gears. In this simple machines and ratio instructional activity, students view a video clip in which front and rear bicycle gears are explained. From a set of gear combinations and gear ratios, learners identify high...
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Gearing Up--Learning About Gears
In this learning about gears learning exercise, 5th graders read and discuss a 1 page article on gears, fill in 7 blanks to complete 5 facts about gears and make a set of gears from a template provided in the learning exercise.
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Healthy Kids: Creating Safe Communities And Schools
Learners create a safety poster in small groups after a discussion on playground safety issues. They concentrate on bike safety, skating safety and general playground safety. After sharing the posters with the class they role-play safety...
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Mountain Biking - Riding Uphill
Mountain biking sounds like a lot of fun, but it also sounds like a lot of hard work! You have to get uphill to enjoy the ride downhill. Learn about shifting gears to go uphill and to keep your weight balanced properly. This is one...
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Science: The Bicycle as a System
Learners explore how the different parts of a bicycle relate to each other and identify the subsystems. They discover how bicycles work and investigate their history. In groups, students research each of the subsystems and present...
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Gear up for National Bicycle Month!
Celebrate Bike Month with a ride to school or anywhere your two wheels take you.
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The Bicycle as a System
In this bicycle as a system worksheet, students are assigned a subsystem of a bicycle, such as the wheel, the brakes and steering, or the frame. Each group of students identifies the parts, the function, the input, and the output of the...
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Bike Safety
Students discover the importance of obeying traffic signs and bike safety rules by completing a bike obstacle course. They discuss safety gear and traffic signs then complete the obstacle course while avoiding the simulated pedestrians.
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Using Variables And Ratios To Get You in the Right Gear
Students examine the use of variable and ratio in everyday situations including figuring out the gear ratios for the gears on a 12 speed bike. They use the bubble sort technique to write a computer program which will determine the...
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Math: Gears and Wheels
Twelfth graders solve problems involving linear and angular speed. Using information about a compact disc, they solve the problem using multiple rates and conversion factors. Students also solve additional problems involving bicycle...
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A Bicycle Trip
For this bicycle worksheet, students learn how the gears of a bicycle transfer energy. This worksheet has 2 short answer questions and 5 problems to solve.
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Levers and Pulleys and Gears, Oh My!
Students explore the difference between compound and simple machines in this six lessons of this unit. The purpose and importance of a variety of types of simple machines and the effects of friction are investigated.
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Simple Machines
Fourth graders discover the principles and uses of gears noting that they can be used to change the direction of motion or the speed of an object. They may also change the force and/or distance through which an object turns. They then...
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Simple Machines
In this science worksheet, students focus upon the concept of bicycle gears and develop the answers to the 2 questions at the bottom of the page.
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Pedal Power Goes Global
Students role play as a consulting firm that has been hired to research various countries and determine if and how the Pedal Power bicycle company should sell its bicycles abroad.
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Proportional Problems 1
Eighth graders explore representing fractions as ratios and proportions. They model proportions through the use of blocks, LEGO gears and activities with bicycle gears and pedals. Students work with bicycle gear boxes to observe and...
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Using "Student Power" to Generate Electricity to Run a Portable Compact Disc Player
Students conclude that magnets and magnetic fields can produce electricity. Students also understand how a small motor works and how gears work. Students describe how energy can transform along a pathway.
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Using "Student Power" to Generate Electricity to Run a Portable Compact Disc Player
Students explain the relationship between magnetism and electricity. In this physics instructional activity, students describe the transformation of energy. They create an electromagnet and investigate the factors affecting its strength.
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Mountain Biking - Lesson 3 - Starting Up a Steep Hill
Knowing how to start up a steep hill while mountain biking is a good skill to have. Otherwise, if one stoppped part way up and couldn't get started up again, what would be the point. This lesson plan offers up some good cues in getting...
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Renaissance Man: Leonardo Da Vinci
Scientist, artist, inventor - was there anything Leonardo da Vinci couldn't do? Supplement your lecture on Leonardo da Vinci and the Renaissance with this presentation. Viewers will be surprised at how many modern scientific revelations...
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Ring Around the Rosie
Students examine the concept of angular momentum and its correlation to mass, velocity, and radius. They listen to a teacher-led lecture, conduct an experiment with rotational inertia, angular momentum, and rotation speed by making...