Renewable Energy: Wind and Solar

Active learning transforms abstract energy concepts into tangible experiences, helping students connect theory to real-world systems. Hands-on modeling of wind turbines and solar ovens lets students test variables like wind speed and sunlight intensity, making scientific principles visible and memorable.

• 6th Year
• Global Perspectives and Local Landscapes
• 4 activities
• 35 min–50 min

Learning Objectives

1. Compare the energy output and land-use requirements of wind farms versus solar photovoltaic installations in Ireland.
2. Explain the scientific principles behind photovoltaic conversion in solar panels and kinetic energy capture in wind turbines.
3. Evaluate the technical and economic feasibility of Ireland achieving 100% renewable electricity generation from wind and solar sources.
4. Analyze the environmental benefits and potential drawbacks, such as intermittency and visual impact, of large-scale wind and solar projects.
5. Design a conceptual plan for integrating localized wind and solar energy generation into a community setting.

Decision Matrix

⏱ 45 min·Small Groups

Build: Simple Wind Turbine

Provide straws, pins, and fan blades for students to assemble pinwheel-style turbines. Test varying wind speeds from hair dryers or fans, measure blade rotation with timers, and discuss efficiency. Groups record data on paper turbines versus plastic ones.

Prepare & details

Compare the advantages and disadvantages of wind and solar energy.

Facilitation Tip: During the Simple Wind Turbine activity, circulate with a handheld fan to help groups test blade angles and count rotations at different wind speeds, ensuring each student records data.

Setup: Groups at tables with matrix worksheets

Materials: Decision matrix template, Option description cards, Criteria weighting guide, Presentation template

• Analyze
• Evaluate
• Create
• Decision-Making
• Self-Management

Decision Matrix

⏱ 50 min·Pairs

Experiment: Solar Oven Challenge

Students line pizza boxes with foil, cover with plastic wrap, and add black paper inside. Place marshmallows or chocolate in ovens under direct sunlight, monitor temperature with thermometers every 5 minutes, and compare results on cloudy versus sunny days.

Prepare & details

Explain how wind turbines and solar panels generate electricity.

Facilitation Tip: For the Solar Oven Challenge, position ovens in direct sunlight and use a timer to track temperature changes, asking students to predict outcomes before recording actual results.

Setup: Groups at tables with matrix worksheets

Materials: Decision matrix template, Option description cards, Criteria weighting guide, Presentation template

• Analyze
• Evaluate
• Create
• Decision-Making
• Self-Management

Formal Debate

⏱ 35 min·Pairs

Formal Debate: Wind vs Solar for Ireland

Assign roles for advantages and disadvantages using provided fact sheets on costs, reliability, and Irish sites. Pairs prepare 2-minute arguments, then whole class votes on best energy mix with justification.

Prepare & details

Assess the potential for Ireland to transition to 100% renewable energy.

Facilitation Tip: In the Wind vs Solar debate, assign roles (e.g., environmentalist, economist) to push students to defend positions with facts from their prior experiments.

Setup: Two teams facing each other, audience seating for the rest

Materials: Debate proposition card, Research brief for each side, Judging rubric for audience, Timer

• Analyze
• Evaluate
• Create
• Self-Management
• Decision-Making

Concept Mapping

⏱ 40 min·Individual

Concept Mapping: Ireland Renewable Sites

Students research wind farms and solar projects via maps or online tools. Mark locations, note capacities, and calculate percentage of national energy. Share findings in a class gallery walk.

Prepare & details

Compare the advantages and disadvantages of wind and solar energy.

Facilitation Tip: When mapping Ireland’s renewable sites, provide topographical maps and project live wind/solar data to show how geography affects energy output.

Setup: Tables with large paper, or wall space

Materials: Concept cards or sticky notes, Large paper, Markers, Example concept map

• Understand
• Analyze
• Create
• Self-Awareness
• Self-Management

Teaching This Topic

Teach this topic by balancing direct instruction with inquiry, avoiding heavy lecturing about energy types before students engage with the phenomena. Prioritize student-led investigations where they manipulate variables, collect data, and revise hypotheses. Research shows that students retain concepts better when they connect their observations to societal decisions, so frame activities around Ireland’s renewable energy goals.

What to Expect

Successful learning looks like students confidently explaining how kinetic and radiant energy convert to electricity, identifying trade-offs between renewable sources, and applying this knowledge to analyze Ireland’s energy choices. They should use evidence from their models and debates to justify opinions.

Watch Out for These Misconceptions

Common Misconception

During the Simple Wind Turbine activity, watch for students assuming turbines need hurricane-force winds to operate.

What to Teach Instead

Have students use a fan on low, medium, and high settings to measure rotations per minute, then compare these speeds to Ireland’s average wind speeds (6–8 m/s).

Common Misconception

During the Solar Oven Challenge, watch for students believing panels work in any light condition.

What to Teach Instead

Ask groups to test ovens under direct sunlight, partial shade, and indoors, then graph temperature changes to show how output drops without direct light.

Common Misconception

During the Wind vs Solar debate, watch for students assuming renewables are always costlier than fossil fuels.

What to Teach Instead

Provide updated cost-per-kWh data for Ireland and have teams calculate levelized costs, using this evidence to challenge their initial assumptions.

Assessment Ideas

Discussion Prompt

After the Wind vs Solar debate, pose the question: 'Imagine you are advising the Irish government. What are the top two advantages and top two disadvantages of relying solely on wind and solar power for Ireland’s electricity?' Facilitate a class debate, encouraging students to use evidence from their research and experiments.

Quick Check

During the Simple Wind Turbine activity, provide students with a diagram of a wind turbine and a solar panel. Ask them to label the key components responsible for energy generation and write a one-sentence explanation for how each device converts energy.

Exit Ticket

After mapping Ireland’s renewable sites, ask students to write on a small card: 1) One specific challenge Ireland faces in transitioning to 100% renewable energy from wind and solar. 2) One potential solution or strategy to overcome that challenge.

Extensions & Scaffolding

• Challenge: Ask students to design a hybrid system combining wind and solar for a specific Irish location, using real weather data to justify their choices.
• Scaffolding: Provide pre-labeled turbine and panel diagrams with missing parts for students to complete before building their models.
• Deeper exploration: Invite an engineer or local energy expert to discuss how storage solutions (e.g., batteries) address intermittency, linking it to their solar oven experiments.

Key Vocabulary

Photovoltaic Effect	The process where light energy (photons) striking a semiconductor material, like silicon in solar panels, generates an electric current.
Kinetic Energy	The energy an object possesses due to its motion. In wind turbines, the kinetic energy of moving air is converted into mechanical energy.
Intermittency	The characteristic of renewable energy sources like wind and solar, where their availability fluctuates based on weather conditions (wind speed, sunshine), making consistent power supply a challenge.
Grid Integration	The process of connecting renewable energy sources to the existing electricity network, requiring management of variable power output and ensuring grid stability.