16 Electricity and Circuits
👩🏫 Teacher’s Guide
Objective
Students will build and explain a simple series circuit using a battery, wires, and a bulb.
Vocabulary
circuit, series, switch, insulation, current, terminal
Teaching Notes
- Start with a quick demo or model to visualize the concept.
- Pre-teach key vocabulary with gestures or sketches.
- Prompt students to predict, observe, and explain in full sentences.
- Check for understanding using either/or and short-answer prompts.
🧒 Student Worksheet
Concept and Helping Material
Definition. A circuit must be closed for current to flow; a switch can open or close the path to control a bulb.
Helping ideas and samples:
- Try a quick sort, draw-and-label, or compare-and-contrast.
- Name one place you see this idea at home or at school.
- Safety: follow teacher directions and handle materials carefully.
Vocabulary and Definition
- — a complete path for electric current
- — components connected one after another in a single path
- — device that opens or closes a circuit
- — covering that protects and prevents unwanted current
- — the flow of electric charge
- — connection point on a battery or component
Words to Learn
, , , , ,
Sentences to Fill In
1. A complete path for charges is a __.
2. A line of parts in one path is a __ circuit.
3. A device that opens or closes the path is a __.
4. Plastic wire coating is called __.
5. Points on a battery where wires connect are __.
Hands-On Experiment or Activities
What You Need: simple classroom items.
What You Do: Build a series circuit with a battery, wires, and a bulb; add a paperclip switch to open and close the circuit.
Think and Talk: What changed? What stayed the same?
Reflection
- Why didn’t the bulb light when the circuit was open?
- How could you add a second bulb and predict what happens?