Power in a circuit - Worksheet - Year 6

In a Year 6 worksheet on 'Power in a circuit', students are tasked with explaining their understanding of electrical power, using diagrams to enhance their explanations. The worksheet prompts learners to delve into the fundamentals of how electricity works and to explore the factors that cause variations in electrical power and energy. Students are encouraged to consider the flow of electric current through a circuit and to understand the role of components such as resistors, which can affect the current and, consequently, the power of the circuit.

The worksheet likely guides students through the concept that electrical power is the rate at which electrical energy is transferred by an electric circuit. The power (measured in watts) can vary depending on the voltage (the force that pushes the current around the circuit) and the current itself (the flow of electric charge). By using diagrams, students can visually represent these concepts, such as illustrating a simple circuit with a battery, wires, and a bulb, and then showing how changing the voltage or resistance would affect the brightness of the bulb, which is a practical indicator of the power in the circuit. This type of activity helps to solidify the students' understanding of electrical energy and its variability in different circumstances.