Question

Circle the odd one.
1. Sound energy, Heat energy, Elastic energy, Wind energy
2 Stapler, Ice-tongs, Nutcracker, Fishing rod
3. Axe, Screw, Nail, Pin
4. Pulley, Effort, Load, Fulcrum
5. Scissors, Beam balance, Claw hammer, Pliers​

Answer 1

Explanation:

1. sound energy
2. stapler
3. nail
4. fulcrum
5. pliers