Across
- 3. / A branch of mathematics that uses symbols or letters to represent variables, values or numbers, which can then be used to express operations and relationships and to solve equations
- 5. / Scale of temperature
- 9. / The scientific study of plants
- 10. da Vinci / Painted "The Last Supper" and the "Mona Lisa"
- 12. / It is a country consist of 7,107 islands
- 14. Aguinaldo / First president of Philippines
- 16. Marcos / President of the Philippines from 1965 to 1986
- 18. Duterte / 16th and current President of the Philippines
- 19. / was an Italian Renaissance sculptor from Florence
Down
- 1. / The solid surface layer of a planet or moon
- 2. / The scientific study of rocks
- 3. / World's largest continent
- 4. / Painted "The School of Athens"
- 6. / Layer of gases surrounding a star or planet
- 7. / Study of the space beyond the Earth and of its contents
- 8. / The central region of a star, planet or galaxy
- 11. / Painted "The Sistine Chapel ceiling"
- 13. Bonifacio / The Father of the Philippine Revolution
- 15. / Father of Biology
- 17. / The study of living organisms