Across
- 5. A space body orbiting a star and receiving light and heat from it
- 9. The smallest planet in the solar system
- 10. is the science of representatives of the animal kingdom, including man.
- 14. A combination of physical and chemical processes in a cell. An active form of existence
- 15. A particle of matter of microscopic size and mass
- 16. is a science about the Universe that studies the location, movement, structure, origin and development of space bodies.
- 18. gas shell of the Earth
- 19. is a field of human activity aimed at the development and systematization of objective knowledge of reality.
- 20. the material world of the Universe, the natural habitat.
Down
- 1. The science of wildlife, the laws of organic life.
- 2. is the only natural satellite of the Earth.
- 3. a term, in the broad sense, can act as a synonym for truth
- 4. intelligent creature of unearthly origin
- 6. is a substance that can release energy during certain processes.
- 7. The largest planet in the solar system
- 8. space including star systems and planets
- 11. is a universal fundamental interaction between all material bodies.
- 12. plant science, section of biology
- 13. Person conducting tests in space
- 17. is the field of natural science: the science of the simplest and at the same time the most general laws of nature, about matter, its structure and movement.