Formative Practice 7.2 Science Form 2 May 2026

Team 3 disconnected the batteries. Immediately, all clips fell. Unlike a permanent magnet, their electromagnet worked .

Lesson applied: (more batteries) increases magnetic strength. But too much current can overheat the wire – a real-world safety point. Final Challenge: The Temporary Magnet The teacher then asked: “What happens when you turn off the electricity?” formative practice 7.2 science form 2

They connected three batteries. The wire got slightly warm, but the electromagnet became a beast – lifting and winning the competition. Team 3 disconnected the batteries