Across
- 4. This tool measures air pressure.
- 5. The creator of the scientific method.
- 6. The theory that the planets orbit around the Sun.
- 7. This scientist discovered the three laws of motion.
- 9. The person who made the barometer.
- 10. A tool that could perform arithmetical calculation and geometric operations easily.
Down
- 1. The founder of the planetary motions.
- 2. Creator of the heliocentric theory.
- 3. Known as the father of modern science.
- 8. The invention that allowed Galilei to observe Jupiter’s moons, the rings of Saturn, the phases of Venus, sunspots, and the rugged lunar surface.