Method 1. Connect the circuit as shown. 2. Close the switch. 3. Observe what happens. 4. Describe the energy changes that have taken place. Use the terms ‘energy input’ and ‘energy output’ in your description.
5. What function could this device perform? Activity
Build an electromagnet
Apparatus 6 V battery, large iron nail, paper clips, insulated wire
Method 1. Wrap the insulated wire closely around the nail. 2. Connect the ends of the wire to the battery as shown. 3. Hold the nail over some paper clips. 4. Observe what happens. 5. Describe the energy changes that have taken place. Use the terms ‘energy input’ and ‘energy output’ in your description.
6. What function could this device perform? Energy output Chemical energy