1. Magnetism in Our Lives

2. Today’s Agenda ► Opener: Where is the magnetic field of a bar magnet the strongest? ► Watch the Modern Marvels: Magnets Video (complete the handout) ► Go over the handout in small groups and as a class. ► Honors: Build an electromagnet. See its affect on compasses, and try to pick up paperclips. ► Closure: Does an electromagnet have poles? How do you know?

3. Curriculum ► Big Idea: Energy can be transferred between objects and/or can be converted into different forms. ► Concept: Electricity is the result of converting one form of energy into another and the flow of electrons via a conductor. ► PA Standard 3.2.P.B4: Explain how stationary and moving particles result in electricity and magnetism. Develop qualitative and quantitative understanding of current, voltage, resistance, and the connections among them. Explain how electrical induction is applied in technology. 3.2.P.B4: Explain how stationary and moving particles result in electricity and magnetism. Develop qualitative and quantitative understanding of current, voltage, resistance, and the connections among them. Explain how electrical induction is applied in technology.3.2.P.B4: Explain how stationary and moving particles result in electricity and magnetism. Develop qualitative and quantitative understanding of current, voltage, resistance, and the connections among them. Explain how electrical induction is applied in technology.

4. Curriculum ► Big Idea: Energy can be transferred between objects and/or can be converted into different forms. ► Concept #1: Energy can take many different forms including mechanical, thermal, chemical, and electromagnetic. ► Concept #2: Energy can be transferred thermally, mechanically, electrically or chemically in a system. ► Concept #3: Energy is conserved (Law of conservation of energy). ► Competency: Describe sources and forms of energy and explain their transformations. PA Standard 3.2.10.B2: Explain how the overall energy flowing through a system remains constant.

5. Curriculum ► Big Idea: Energy can be transferred between objects and/or can be converted into different forms. ► Concept: Electricity is the result of converting one form of energy into another and the flow of electrons via a conductor. PA Standard:3.2.12.B2: Explain how energy flowing through an open system can be lost.

6. Curriculum Big Idea (from PDE): All motion can be explained using the laws of the conservation of energy, the conservation of momentum, and/or the conservation of angular momentum. Goal (from HHS): ► Calculate Power PA Standard: 3.2.10.B2: Explain how the overall energy flowing through a system remains constant. Describe the work-energy theorem. 3.2.10.B2: Explain how the overall energy flowing through a system remains constant. Describe the work-energy theorem. Explain the relationships between work and power. Explain the relationships between work and power.