Hot Pack

Engineering a Hot Pack

Grades:
7-8
Lesson Number:
5
Description:
Through a series of inquiry activities, students will discover the properties of the chemical reaction of dissolving CaCl 2 in water, the effect of stirring, and of adding baking soda and sodium polyacrylate crystals. Once initial data is collected, students...
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Learning Goal(s):
Students will collect data to characterize a chemical reaction Students will identify the criteria and constraints of an engineering challenge. Students will design and build a hot pack that meets the criteria of the project. Students will collect data to support their proposed design. 
Author:
Melody Childers
Relevant NGSS PE:
Estimated Activity Length:
5 hours
Fuel Inquiry Poster

Fuels and PV Cells

Grades:
7-8
Lesson Number:
3
Description:
Students will return to the phenomena of energy resources to support safety, health, and comfort in an emergency situation. They will distinguish between how common materials provide energy and develop an understanding of how the atomic and molecular...
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Learning Goal(s):
Students explore the conservation of mass in chemical reactions by observing and modeling combustion reactions and exploring the essential question/phenomena, “is all fire the same?” Students will use information resources and a 3D model of a PV cell to understand how solar modules generate electricity. “How do PV cells make electricity?”Students will construct circuits to explore PV modules and variables involved in powering devices. Students evaluate, revise, and justify the energy resources suggested on an emergency preparedness supply list. 
Author:
Melody Childers
Relevant NGSS PE:
Estimated Activity Length:
0 sec
Dye in Water

Developing a Model of Thermal Energy, Atoms, and Molecules

Grades:
6-8
Lesson Number:
2
Description:
Through a series of exploration and inquiry activities, students will explain kinetic molecular theory, atomic, and molecular structures. Students will be challenged to gradually increase the precision of their explanation of molecular-level structures and...
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Learning Goal(s):
Students will develop a model through collaborative inquiry to explain thermal kinetic energy and predict the outcome when heat is added to a substance. Students will build argumentation from evidence skills through collaborative sense-making and gallery walk presentations. Students will develop a model of atomic and molecular structures.  
Author:
Melody Childers
Relevant NGSS PE:
Estimated Activity Length:
9 hours
Hot Pack

Unit Plan - Chemical Differences in Emergency Energy Sources

Grades:
7-8
Description:
Students develop atomic and molecular models of energy resources, analyze combustion of various fuels and build circuits with Photovolatic (PV) modules to evaluate and suggest revisions to a disaster preparedness supply list. They then research and evaluate...
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Learning Goal(s):
To build empathy for people in emergency situations and an understanding of how access to energy resources can increase one’s safety, health, and comfort. To understand the nature of a variety of energy needs and how different applications have different optimal solutions. To develop models to explain the molecular and extended structures of energy resources, including how the resources change when energy is generated (Electron movement in PV cells, combustion reactions in fuel). To understand that the properties of substances depends upon the atomic / molecular structure, which changes with chemical reactions. To build a circuit that includes a solar module and measure the voltage and current. To gather and evaluate information to describe the impact on society of converting natural resources into PV cells. To design, build and test a device that uses a chemical reaction to generate or absorb thermal energy. Evaluate and revise a plan for the energy resources one should store to prepare for a natural disaster. 
Author:
Melody Childers
Estimated Activity Length:
0 sec
Sphero SPRK+

Solar SPRK+ Electricity Fundamentals and Photovoltaics

Grades:
6-8
Unit:
Lesson Number:
4
Description:
Students work through a number of solar circuit explorations that culminate in a challenge to charge the Sphero SPRK+ devices with solar panels. In this exploration, students will investigate the requirements of various loads, working toward the voltage and...
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Learning Goal(s):
Students will determine how to create various types of circuits in order to power loads with different electric needs.Students will identify the electric needs of a Sphero charger and build a circuit needed to charge this device.
Author:
Deb Frankel
Relevant NGSS PE:
Other Subjects Covered:
Estimated Activity Length:
1 hour
Sphero SPRK+

Solar SPRK+ Unit Overview

Grades:
6-8
Unit:
Description:
This unit incorporates basic programming knowledge and solar energy into an engineering design challenge using Sphero SPRK+ robots. The theme for this challenge centers on the idea of Mars rovers, and the challenges faced in space exploration, specifically...
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Learning Goal(s):
Students will develop tools to use in the Engineering Design Process.Students will learn drag and drop programming with Sphero Edu (formerly Lightning Lab).Students will determine how series and parallel circuits affect voltage and current.Students will understand how to use photovoltaic sources to charge a SPRK+.Students will design a chariot to carry a photovoltaic power source for a SPRK+.Students will learn to program a SPRK+ ball and chariot through a maze.
Author:
Deb Frankel
Relevant NGSS PE:
Estimated Activity Length:
10 hours
Solar Updraft Tower

Solar Updraft Towers Unit Overview

Grades:
3-8
Description:
Students will combine research, direct observations, and hands-on investigation to lead them into an engineering design project involving the construction of a solar updraft tower. During this process, students will make references to specific phenomena they...
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Learning Goal(s):
Students will understand ten renewable and non-renewable energy sources on the earth.Students will learn the locations of different energy sources on the earth.Students will learn the history of energy sources and how humans have used them.Students will learn about innovations and inventions used to find, recover, store, and release energy for human consumption.Students will understand that hot air risesStudents will understand why hot water and hot air rise and cold air and cold water sink.Students will learn that wind is produced by warm air rising and cold air sinking.Students will learn that the energy of moving hot air can be converted into other forms of energy.Students will understand that energy from the sun can be converted into heat.Students will discuss the effects of the chimney stack phenomenon.Students will understand that wind energy can be converted into other forms of energy.Students will determine different methods to increase the effectiveness of a wind turbine blade by harnessing and converting the mechanical energy of the wind.Students will determine that thermal energy resulting from the sun’s radiation can create an updraft that will power a turbine to spin.                                       Students will identify characteristics of turbine design that improve the success of their device.Students will utilize content from previous phenomena they investigated, such as the chimney stack effect and Norwegian candle toys, to determine how to best harness the energy transformed by their device from the sun.Students will be able to define and explain what a solar updraft tower is.Students will make connections between their previous engineering challenge and a real world solution to the world’s growing energy demands.
Author:
Lisa Morgan
Estimated Activity Length:
10 hours
Electric Current Induction

Wave Attenuator Unit Overview

Grades:
6-12
Description:
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...
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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.
Author:
Tabatha Roderick
Estimated Activity Length:
10 hours
Wave Attenuator

Building a Tidal Wave Attenuator

Grades:
6-12
Lesson Number:
2
Description:
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.
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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.
Author:
Tabatha Roderick
Other Subjects Covered:
Estimated Activity Length:
2 hours
Electric Current Induction

Introduction to Electromagnetism

Grades:
6-12
Lesson Number:
1
Description:
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...
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More Details Less Details
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.
Author:
Tabatha Roderick
Estimated Activity Length:
3 hours