Crossword puzzle

1. A German astronomer who discovered the three laws of planetary motion.
3. Discovered by Max Plank.
5. Developed an observational method to study humans inner life.
8. Is a treatise on the natured moral life and human happiness based on the unique essence of human nature.
10. Named as new national scientists by president Benigno Aquino.
11. He was accounted for placing the sun not the earth at the center of the cosmos. Astronomer who proposed that planets revolve around the sun.
12. This period is considered as the continuation of the meddle age.
13. A virtue that develop by repeatedly bring unselfish.
14. He considered the first mathematicians in the 6th century emphasized the study of mathematics as a means to understanding all relationship in the natural word
15. He is the one who perfected the mechanical clock in the late 16th century.

2. She is the one who researched the sea snail venom.
4. An astronomer who made an accurate measurements of the star and planets before the telescope.
6. Is the use of scientific knowledge and/or empirical somehow for the production, improvement, and distribution of goods and services.
7. Evolution by means of natural selection.
9. Is a group of person joined together to for a common purpose or by a common interest.