Students will investigate how collisions can change the direction and speed of …
Students will investigate how collisions can change the direction and speed of an object in terms of a change in energy. This is important to understand for many sports as well as many safety issues on the road.
Students are introduced to the concept of inertia and its application to …
Students are introduced to the concept of inertia and its application to a world without the force of friction acting on moving objects. When an object is in motion, friction tends to be the force that acts on this object to slow it down and eventually come to a stop. By severely limiting friction through the use of the hover pucks, students learn that the energy of one moving puck is transferred directly to another puck at rest when they collide. Students learn the concept of the conservation of energy via a "collision," and will realize that with friction, energy is converted primarily to heat to slow and stop an object in motion. In the associated activity, "The Puck Stops Here," students will investigate the frictional force of an object when different materials are placed between the object and the ground. This understanding will be used to design a new hockey puck for the National Hockey League.
This is a hands-on activity to learn that energy can be transformed …
This is a hands-on activity to learn that energy can be transformed into various forms. Potential energy is converted into kinetic energy. Moreover, this kinetic energy can be used (if more than the relative binding energy) to break atoms, particles and molecules to see “inside” and to study their constituents.
In this eight-lesson unit, students explore cultural connections with the sun, learn …
In this eight-lesson unit, students explore cultural connections with the sun, learn about light and discover how light interacts with other materials through hands-on activities, literacy integration, and engineering.
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