Science · Grade 5

Active learning ideas

Sources of Energy: Non-Renewable

Active learning works for this topic because non-renewable energy sources operate on massive, abstract timescales and invisible chemical processes that confuse students when taught passively. Students need to physically manipulate timelines, model disasters, and debate trade-offs to turn vague concerns into concrete understanding. Concrete experiences build the mental models needed to grasp extraction, combustion, and environmental harm.

• Ontario Curriculum Expectations
• 4-ESS3-1

• 35–50 min
• Pairs → Whole Class
• 4 activities

Activity 01

• Philosophical Chairs
• 35 min · Small Groups

Card Sort: Classify Energy Sources

Prepare cards with images and descriptions of energy sources. Students sort them into renewable and non-renewable categories, then add sticky notes for one environmental impact per source. Groups share and justify their sorts with the class.

Explain why fossil fuels are considered non-renewable resources.

Facilitation Tip

During the Card Sort, circulate with a timer so students must justify their classifications aloud, which surfaces misconceptions early.

What to look for

Provide students with a list of energy sources (e.g., solar, wind, coal, natural gas, hydropower). Ask them to sort the list into two categories: renewable and non-renewable. For each non-renewable source, have them write one sentence explaining why it is non-renewable.

• Analyze
• Evaluate
• Self-Awareness
• Social Awareness

Activity 02

• Philosophical Chairs
• 45 min · Pairs

Model: Oil Spill Cleanup

Use trays with water, oil, and cocoa powder to simulate spills. Students test cleanup methods like skimmers, absorbents, and booms, recording effectiveness and waste generated. Discuss real-world challenges from extraction accidents.

Analyze the environmental consequences of using non-renewable energy sources.

Facilitation Tip

For the Oil Spill Cleanup, provide only one tool per group to force creative problem-solving and limit cleanup speed to 5 minutes, mimicking real-world constraints.

What to look for

Pose the question: 'Imagine our community relies entirely on one non-renewable energy source. What are two potential problems we might face in 20 years?' Encourage students to consider resource depletion, environmental damage, and economic impacts.

• Analyze
• Evaluate
• Self-Awareness
• Social Awareness

Activity 03

• Philosophical Chairs
• 50 min · Pairs

Debate Prep: Fossil Fuel Future

Assign roles to argue for or against continued non-renewable use. Provide evidence cards on impacts and alternatives. Pairs prepare opening statements, then whole class votes and reflects on key points.

Critique the long-term sustainability of relying on non-renewable energy.

Facilitation Tip

In Debate Prep, assign roles randomly so students research positions they might personally oppose, deepening empathy and critical thinking.

What to look for

Ask students to write down one non-renewable energy source and describe one specific environmental impact associated with its use. They should also suggest one action individuals or communities can take to reduce reliance on that source.

• Analyze
• Evaluate
• Self-Awareness
• Social Awareness

Activity 04

• Philosophical Chairs
• 40 min · Individual

Footprint Tracker: Class Carbon Log

Students log one week's home energy use, estimating non-renewable portions from bills or apps. Compile class data into a graph, analyze trends, and brainstorm reduction steps.

Explain why fossil fuels are considered non-renewable resources.

Facilitation Tip

During the Footprint Tracker, model data entry for one week first so students see how to log energy use consistently before they work independently.

What to look for

Provide students with a list of energy sources (e.g., solar, wind, coal, natural gas, hydropower). Ask them to sort the list into two categories: renewable and non-renewable. For each non-renewable source, have them write one sentence explaining why it is non-renewable.

• Analyze
• Evaluate
• Self-Awareness
• Social Awareness

A few notes on teaching this unit

Teachers should avoid starting with abstract definitions or global statistics, which overwhelm students. Instead, begin with a local, relatable energy use example, then use hands-on modeling to connect processes to outcomes. Research shows students grasp finite resources best when they compare their one lifetime to the millions of years required for fossil fuel formation, so timelines and role-plays work better than lectures for this concept.

Successful learning looks like students confidently distinguishing non-renewable from renewable sources, explaining extraction methods with correct terminology, and connecting combustion chemistry to real-world consequences. They should discuss trade-offs using evidence and propose solutions that acknowledge both energy needs and environmental limits.

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Watch Out for These Misconceptions

• During Card Sort: Classify Energy Sources, watch for students labeling fossil fuels as renewable because they see them as abundant or 'always there'.

  Use the timeline strips provided in this activity: have students place a human lifespan next to a 100-million-year marker to show the mismatch between formation time and use rate, then re-sort with this evidence.

• During Model: Oil Spill Cleanup, watch for students assuming all cleanup methods work equally well or that oil simply 'disappears'.

  Provide pH strips in the cleanup kits so students test water before and after their cleanup attempts, revealing that chemical dispersants lower pH, indicating acid formation and incomplete removal.

• During Debate Prep: Fossil Fuel Future, watch for students claiming nuclear energy has no environmental harm because they focus only on the lack of CO2 emissions.

  Use the role-play station rotation cards in this activity: assign some groups to investigate uranium mining waste and others to nuclear plant decommissioning, then require each group to present quantified risks before the debate.

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Methods used in this brief

• Philosophical Chairs