Across
- 2. to keep someone or something safe
- 6. at the end of a wire to connect an appliance to the power source
- 7. a type of energy
- 9. a new creation
- 10. used to turn electrical appliances on and off
Down
- 1. when something can harm you
- 3. a human invention that helps us to complete some tasks
- 4. a power source that does not need to be plugged in to be used
- 5. a device that uses electricity
- 8. a power source that must be accessed through a plug