Sustainable Power Generation

Active learning helps students grasp the complexity of sustainable power generation by making abstract ideas concrete. When students debate energy choices or design solutions for their school, they see how scientific knowledge connects to real-world decisions. This builds both critical thinking and civic responsibility.

• Year 6
• Science
• 3 activities
• 20 min–50 min

Learning Objectives

1. Compare the environmental impacts of coal-fired power generation versus wind turbine farms.
2. Evaluate the long-term economic viability of solar, wind, and hydro-power for Australia.
3. Design a conceptual house that incorporates at least three sustainable energy-saving features.
4. Explain the concept of 'caring for Country' and its relevance to sustainable energy practices.
5. Analyze the carbon footprint associated with different electricity generation methods.

Formal Debate

⏱ 50 min·Whole Class

Formal Debate: The Energy Mix

Divide the class into teams representing different energy sources (Solar, Wind, Coal, Nuclear). Each team must present the 'pros' of their source and answer 'cons' raised by other teams, focusing on reliability and environmental impact.

Prepare & details

Assess the long-term viability of various energy sources for future generations.

Facilitation Tip: During the Structured Debate, assign roles clearly so every student participates and stays on topic, such as researcher, presenter, or questioner.

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

Collaborative Problem-Solving

⏱ 45 min·Small Groups

Collaborative Problem-Solving: The Green School

Groups are given a map of the school and a budget. They must decide where to place solar panels, wind turbines, or energy-saving devices, justifying their choices based on the school's location and sun exposure.

Prepare & details

Compare the environmental and economic trade-offs associated with coal versus wind power generation.

Facilitation Tip: For the Collaborative Problem-Solving activity, provide a checklist of factors (cost, impact, reliability) to guide students’ decision-making process.

Setup: Groups at tables with problem materials

Materials: Problem packet, Role cards (facilitator, recorder, timekeeper, reporter), Problem-solving protocol sheet, Solution evaluation rubric

• Apply
• Analyze
• Evaluate
• Create
• Relationship Skills
• Decision-Making
• Self-Management

Think-Pair-Share

⏱ 20 min·Pairs

Think-Pair-Share: Energy at Home

Students think of three ways they could use less electricity at home. They pair up to calculate which change would have the biggest impact and then share their 'top tip' with the class to create a 'Sustainability Manifesto'.

Prepare & details

Design a conceptual house that minimizes electrical energy consumption through sustainable practices.

Facilitation Tip: In the Think-Pair-Share, give students a graphic organizer to record their household energy habits before discussing with peers.

Setup: Standard classroom seating; students turn to a neighbor

Materials: Discussion prompt (projected or printed), Optional: recording sheet for pairs

• Understand
• Apply
• Analyze
• Self-Awareness
• Relationship Skills

Teaching This Topic

Teach this topic by balancing facts with perspective-taking. Avoid presenting renewables as perfect solutions; instead, use data to show their benefits and limitations. Research suggests students learn best when they confront misconceptions directly through guided inquiry rather than lecture. Encourage students to question their own assumptions by comparing sources side by side.

What to Expect

Successful learning looks like students weighing trade-offs between energy sources, explaining why a mix of renewables works better than one single solution, and proposing practical ways to reduce energy use at home or school. They should use evidence from research and simulations to support their ideas.

Watch Out for These Misconceptions

Common Misconception

During the Collaborative Problem-Solving activity, watch for students assuming renewable energy has no environmental impact at all.

What to Teach Instead

Use the infrastructure cards in this activity to show mining, manufacturing, and land use for solar panels and wind turbines. Ask students to calculate the total material and energy cost of building a solar farm compared to a coal plant.

Common Misconception

During the Structured Debate, listen for students claiming we can switch entirely to one renewable source immediately.

What to Teach Instead

Pose a scenario in the debate where the sun doesn’t shine for a week or the wind stops blowing. Have students adjust their energy mix to keep power flowing, referencing the storage and reliability challenges they learn about in the debate research phase.

Assessment Ideas

Discussion Prompt

After the Structured Debate, pose the question: 'If our town had to choose between building a new coal power plant or a wind farm, what are the most important factors we should consider?' Guide students to discuss environmental impacts, job creation, and long-term costs, referencing specific data points from their debate research.

Quick Check

During the Collaborative Problem-Solving activity, present students with images of different energy sources (e.g., solar panel, coal mine, wind turbine, dam). Ask them to write down one pro and one con for each source in terms of environmental impact and economic cost. Collect and review responses to identify misconceptions.

Exit Ticket

After the Think-Pair-Share activity, on a slip of paper, ask students to name one sustainable energy practice they could implement in their own homes and explain why it would reduce their household’s energy consumption or carbon footprint.

Extensions & Scaffolding

• Challenge: Ask students to research one emerging energy technology (e.g., tidal, geothermal) and write a persuasive letter to the school council arguing for its inclusion in the energy mix.
• Scaffolding: Provide sentence starters for students who struggle with articulating pros and cons, such as "One advantage of solar is... but one challenge is...".
• Deeper exploration: Have students calculate their classroom’s energy use over a week and propose a plan to reduce consumption by 10%, including cost savings and environmental impact.

Key Vocabulary

Renewable energy	Energy derived from natural sources that are replenished at a higher rate than they are consumed, such as solar, wind, and hydro-power.
Non-renewable energy	Energy derived from sources that exist in finite quantities and are consumed much faster than they are formed, like coal and natural gas.
Carbon footprint	The total amount of greenhouse gases, primarily carbon dioxide, that are generated by our actions, including electricity consumption.
Sustainability	Meeting the needs of the present without compromising the ability of future generations to meet their own needs, particularly concerning resource use and environmental impact.
Grid	The interconnected network used to deliver electricity from producers to consumers.