Across
- 3. - The phenomena of the physical world collectively, including plants, animals, the landscape, and other features and products of the earth, as opposed to humans or human creations.
- 4. - The natural, clean air outside as opposed to the air inside buildings.
- 10. - The state of being free from tension and anxiety.
- 11. - Activity requiring physical effort, carried out to sustain or improve health and fitness.
- 12. - A thing that a person or group does or has done.
- 13. - The state of being comfortable, healthy, or happy.
- 15. - The state of being free from illness or injury.
Down
- 1. - Reciprocal action or influence.
- 2. - An outdoor area provided for children to play in, especially at a school or public park.
- 5. - Websites and applications that enable users to create and share content or to participate in social networking.
- 6. - The amount of time spent using a device such as a computer, television, or games console.
- 7. - A condition in which different elements are equal or in the correct proportions.
- 8. - Controlled by or connected to a computer or the internet.
- 9. - A settled or regular tendency or practice, especially one that is hard to give up.
- 14. - Done, situated, or used out of doors.