Student Worksheet

Thought-starter: Imagine if we had no electricity - would your life be different?

In this activity you will be conducting an audit of the energy used in your classroom. You should use the table below (or create your own) to record:

Which lights and appliances are on or off.
How long they are used for.
Whether or not they have a standby function.

There are a number of different types of light that you might have in your classroom. Use the pictures below to distinguish between the lights.

Master Table for Classroom Energy Audit

Table to calculate energy use by equipment

Appliance/Equipment item:

What does the data tell us?

What can we learn from the data?

What can we do with what this data tells us?

Why do you think it is important to save energy?

Can you make any suggestions for energy saving or efficiency at your school?

Questions

Based on your results use the table below to calculate the money and greenhouse gas savings if your school switched all its halogens to LEDs (show your workings).

Switching 1 halogen for 1 LED saves 800Kg C0₂e
Switching 1 halogen for 1 LED saves $25 per year

Take it home!

How much would you save if you switched to LED downlights at home? Use this Take It Home - Lighting Audit to find out!

Resources

Energy cheat sheet

Switch to Save - Appliance Audit

Go to

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