What Is A Lever? A lever is a simple machine consisting of a bar that rotates around a fixed point. The fixed point of a lever is called the fulcrum. Like other machines, a lever makes work easier by changing the force applied to the machine or the distance over which the force is applied. Classes of Levers Other levers change force or distance in different ways than a hammer removing a nail. How a lever changes force or distance depends on the location of the input and output forces relative to the fulcrum. The input force is the force applied by the user to the lever. The output force is the force applied by the lever to the object. Based on the location of input and output forces, there are three basic types of levers, called first-class, second-class, and third-class levers. Classes of Levers Class of Lever Example of Lever in This Class Location of Input & Output Forces & Fulcrum* Ideal Mechanical ...
Welcome back Everyone! I hope everyone had a great break and had time off to spend together. We are refreshed and back in full swing again; learning about light and shadow, multiplication and revising our regions of Alberta knowledge. The students and I have been on a roll in gym loving the Alien inline skating unit with some great skills on display and students skating rings around their (beginner skater) teacher. To extend the knowledge of your child get them to explore and then explain the following resources we have been exploring in class. GLENBOW BLACKFOOT Alberta regions Light and shadow
Winter Walk Day new date is Wednesday, February 13th , if it is WARM ENOUGH! Let's think warm thoughts! Valentine's - a few students have asked. If you choose to bring Valentines, be sure to include one for everyone! You can see your classmates' names by signing in to Raz Kids! This is optional. We have a total of 25 students. We will be having Friendship activities that morning. We have decided to support Pawsitive Match, animal charity as part of our Entrepreneurial Adventure, (creating a class business) for our Learning Partnership with BMO. Our partners for BMO came today. KIDS LEARNED ABOUT BEING A LEADER AND FILLING OUT A 'job' APPLICATION IN CLASS TODAY. REMEMBER APPLICATIONS ARE DUE TUESDAY, February 19th! Telus Spark Field Trip is February 20th! Please come with appropriate outdoor clothing, as we may go outside and play in their park during lunch. Also you need a lunch, snack and water bottle. ...
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