Wave Attenuator Unit Overview

Average Rating:
0
Author:
Tabatha Roderick
Intended Grade Level(s):
6th
7th
8th
9th
10th
11th
12th
Subject Area(s) Covered:
Electromagnetic Induction
Faraday’s Law
Electromagnets
Magnetic Properties of Current-carrying Wires
renewable energy
Wave Fundamentals
Electricity Generation
Estimated Activity Length:
10 hours
Learning Goal(s):

1. Students will demonstrate energy transfer through space using electromagnetic phenomena.
2. Students will design a model that demonstrates that a current-carrying wire can induce magnetism.
3. Students will define and build an electromagnet.
4. Students will demonstrate electromagnetic induction.
5. Students will describe and model the energy transfer and transformation in a wave attenuator.
6. Students will build a wave attenuator using a diagram and selected materials.
7. Students will test the model wave attenuator they built.
8. Students will investigate variables that may affect the output of an energy conversion device (wave attenuator).
9. Students will interpret data to identify which variables increase electrical output for these model wave attenuators.
10. Students will communicate results from scientific inquiry to identify factors that are important to optimizing the design of a wave attenuator.

Through a series of learning experiences, students will experiment with the basic concepts of motion to electrical energy transformation. Students start by building a series of models that demonstrate the interactions between magnetic and electric fields. Students then apply this background knowledge to convert ocean wave power into electricity... View full description >>

Wave Attenuator Lesson 3: Testing a Tidal Wave Attenuator

Average Rating:
0
Author:
Tabatha Roderick
Intended Grade Level(s):
6th
7th
8th
9th
10th
11th
12th
Subject Area(s) Covered:
Electromagnetic Induction
renewable energy
Wave Fundamentals
Electricity Generation
Estimated Activity Length:
5 hours 40 min
Learning Goal(s):

1. Students will investigate variables that may affect the output of an energy conversion device (wave attenuator).
2. Students will interpret data to identify which variables increase electrical output for these model wave attenuators.
3. Students will communicate results from scientific inquiry to identify factors that are important to optimizing the design of a wave attenuator.

Students will test the efficiency of the tidal wave attenuator models that they previously built. They will determine variables on their models they can manipulate, such as wire gauge and magnet strength, and measure the effects of manipulating this variable on the success of their design. They will report their findings in a presentation to... View full description >>

Wave Attenuator Lesson 2: Building a Tidal Wave Attenuator

Average Rating:
0
Author:
Tabatha Roderick
Intended Grade Level(s):
6th
7th
8th
9th
10th
11th
12th
Subject Area(s) Covered:
Electromagnetic Induction
renewable energy
Wave Fundamentals
Electricity Generation
Estimated Activity Length:
2 hours 30 min
Learning Goal(s):

1. Students will describe and model the energy transfer and transformation in a wave attenuator.
2. Students will build a wave attenuator using a diagram and selected materials.
3. Students will test the model wave attenuator they built.

This lesson is designed to build upon investigations of electromagnetic energy by applying these phenomena to transfer the kinetic energy moving in waves to electricity by building a wave attenuator. View full description >>

Wave Attenuator Lesson 1: Introduction to Electromagnetism

Average Rating:
0
Author:
Tabatha Roderick
Intended Grade Level(s):
6th
7th
8th
9th
10th
11th
12th
Subject Area(s) Covered:
Electromagnetic Induction
Faraday’s Law
Electromagnets
Magnetic Properties of Current-carrying Wires
Estimated Activity Length:
3 hours 10 min
Learning Goal(s):

1. Students will demonstrate energy transfer through space using electromagnetic phenomena.
2. Students will design a model that demonstrates that a current-carrying wire can induce magnetism.
3. Students will define and build an electromagnet.
4. Students will demonstrate electromagnetic induction.

Through a series of goal-oriented activities and research, students will build physical models that demonstrate the interactions between magnetism and magnetic fields as well as interactions between magnetism and electric fields. Students will be challenged to engineer devices that: change a magnetic field using electricity, creating a magnet... View full description >>

Three Ways to Generate Electricity (Lesson 4)

Average Rating:
0
Author:
Craig Marais
Intended Grade Level(s):
7th
8th
Subject Area(s) Covered:
Science
Energy
energy generation
magnetic fields
hypothesis
energy transformations
circuit
photovoltaic cell
Estimated Activity Length:
3 hours
Learning Goal(s):

Students will be able to:
• Detect the relative strength of magnetic fields at different distances from a magnet
• Explain the energy transformations occurring in each part of a circuit
• Identify three different methods for generating electricity

Common Core Standard(s) Met:
6-8.RST.3
6-8.RST.4

This lesson gives students hands-on experiences with the attraction and repulsion of magnets including experiments with how the strength of attraction and repulsion varies with distance. Students see how

... View full description >>