Across
- 2. an object that connects a circuit and electricity flows through it
- 4. a liquid that is very bad for health, like drugs
- 6. a substance that makes you sick and have diseases
- 8. a type of animal that has scales
- 9. they can live in water and on land
- 10. a substance that heals you from illness
- 12. an object that contains tungsten
- 15. a feature that mammals have inside them
- 16. it powers things when electricity flows through it
- 17. a type of animal that can swim
- 19. an object that makes noise when electricity goes through it
Down
- 1. another word for a battery
- 3. an animal with a backbone
- 5. another word for a child
- 7. an object that stops and starts the flow of electricity
- 11. a molecule that plants get from the soil
- 13. a type of animal that has feathers
- 14. an object that provides electricity to a circuit
- 16. a type of animal that gives birth to live young
- 18. an animal with no backbone