Curated OER
Three Classes of Levers
Students explore three classes of levers. They classify the class of lever represented by a picture. Students discuss their choices. They prepare a written paper explaining their choice.
Curated OER
Levers: What Can Leverage Do For Me?
Students determine the identity of the three classes of levers while explaining how each works. They wait a video clip that shows uses for different types of levers and work as a class to write a KWL chart. Finally, they make a model fo...
Teach Engineering
Levers that Lift
Introduce your class to to the remaining three simple machines-- the lever, pulley, and the wheel-and-axle with a plan that includes the three different types of levers in the discussion of levers. The lesson continues with the...
Curated OER
Levers
For this levers worksheet, students compare the three classes of levers. Students determine how the location of the fulcrum effects the amount of force needed. Then students complete 20 fill in the blank questions and 6 word problems.
Curated OER
Three Classes of Levers
Eighth graders research the three classes of levers and create a Power Point presentation showcasing the fulcrum, effort arm, and resistance arm in each class. They then write a paper explaining real life applications of the levers.
Curated OER
Lever as a Simple Machine
Learners study the three different types of levers and develop a simple machine. In this levers and simple machines lesson, students look at different types of levers, and experiment with a ruler and a marshmallow to determine how they...
Curated OER
Science-- "Moving the World?"- Learning About Levers
In this levers learning exercise, students read a one page information text about the three classes of levers. Students then analyze 10 pictures of simple machines and circle the fulcrum point. Students classify each machine according to...
Curated OER
Student Exploration: Levers
In this earthquake exploration worksheet, students complete 2 prior knowledge questions, then use "Levers Gizmo" to conduct several activities, completing short answer questions when finished.
Curated OER
Inverse (Indirect) Machines
Students observe relationships between quantities. Students complete activities for three different classes of levers. In groups, students build each type of lever. Students identify levers in their daily surroundings. Students observe...
Curated OER
Is a Pulley a Special Kind of Lever?
Fifth graders use information from their text to read and discuss pulleys and levers. They examine a top sketch of the arrangement of a fixed pulley. Working in groups, 5th graders perform experiments to test the effect of using a pulley...
Alabama Learning Exchange
Levers - Weight Lifters
Students investigate how levers help to lift heavy loads. They view and discuss examples of levers, explore various websites, experiment with the levers brought to the class, and watch the video for the book "Mike Mulligan and His Steam...
Curated OER
Learning the Basic Levers...One, Two, Three: Different Basic Arrangements Levers
Fifth graders read information about levers. They complete worksheets to summarize their learning. This lesson relies heavily on the Silver Burdett Ginn text, Science Discovery Works, Energy, Work, and Machines. The lesson will not be...
Curated OER
Levers
Fifth graders participate in a review discussion of the parts of a lever, resistance or load, fulcrum, and effort. Next, they complete activities at six experiment stations while collecting data that they share with the class. While...
Curated OER
Can a Mouse Lift an Elephant?
Read Just a Little Bit, by Ann Tompert as an introduction to levers. Discuss playground seesaws and then turn learners loose to experiment with the placement of a fulcrum. Their goal is to determine where to place it in order to lift ten...
Curated OER
Simple Machines III - Pulleys
The principles behind pulleys, levers, and simple machines are the focus of a science lesson. In it, learners take part in a whole-class activity. There are two groups of pupils who each must lift objects with fixed pulleys and multiple...
Curated OER
First Class Lever Lab
In this first class lever worksheet, students investigate the mechanical advantage of this simple machine. Students change the effort arm and the resistance arm and calculate the resistance force, effort force and the mechanical...
PBS
Pop Fly
A lever comes in handy when scholars build a launcher for a ping-pong ball. They test the launcher and redesign it to send the ball higher or to accommodate a tennis ball. This is the third lesson in a five-part unit.
Curated OER
How Does the Elbow Work: A lesson in Levers
Students examine levers that exist in the human body. In this body function lesson students complete a lab activity that models how the elbow is a third class lever.
Curated OER
Positioning the fulcrum in class one levers
Students explore the relationship between force and the distance of the load from the fulcrum. In this experimental activity students get into groups and make a lever and record the force that is needed to move it, they then try this...
Curated OER
Identify and use Simple Machines
Students are exposed to simple machines and their uses. In this everyday tools lesson, students watch a demonstration on how a lever, pulley, ramp, and wheel works. Students are given the opportunity to use hands-on techniques to explore...
Magic of Physics
Moving Toy Mechanisms
Who says playing around in class is a bad idea? Precocious physicists engage in building mechanisms that include cams, gears, pulleys, and levers using an interactive lesson. After completing toy tutorials about each topic, users build a...
Curated OER
Exploring Levers
Students examine the parts of a lever system and their functions. In this simple machines lesson students study the different classes of levers and what they are used for.
Cornell University
Catapults
Ready, aim, fire! Launch to a new level of understanding as scholars build and test their own catapults. Learners explore lever design and how adjusting the fulcrum changes the outcome.
Curated OER
Levers
In this levers worksheet, students review how to calculate mechanical advantages using forces and using distance. Students explore the three types of levers. Then students complete 20 fill in the blank questions and 6 problems to solve.