Across
- 3. a natural philosopher who studied comets and had one named after him
- 5. 32 degrees Fahrenheit is the temperature that water _____
- 7. a _____ must get close to the sun in order for us to see it
- 10. 0 degrees Fahrenheit is _____ than 0 degrees Celsius
- 12. Thomas _____ made the first artificial hybrid by forcing the pollen from one plant's flower onto the flower of another plant
- 14. the result when two different species reproduce
- 15. the earth is _____ around the middle
- 16. when a solid turns into a gas without first becoming a liquid
- 18. the process by which traits of the parents are passed on to their children
- 20. two thousand years ago natural philosophers thought the earth was _____
- 22. the temperature scale where water freezes at 0 and boils at 100
Down
- 1. the earth is _____ at is poles
- 2. Anders Celsius used the temperature that _____ freezes and boils at to create his temperature scale
- 4. Gabriel Fahrenheit used the temperature at which water freezes and his _____ temperature to create his temperature scale
- 6. Pierre-Lous Moreau de Maupertuis lead an _____ to determine the actual shape of the earth
- 8. when someone has more than five fingers on a hand or more than five toes on a foot
- 9. a deadly disease that causes boils on a persons skin
- 11. water boils at different temperatures different places on the earth because of the change in air _____
- 13. the process of giving a person a mild case of a disease to prevent a worse case later
- 17. the liquid Gabriel Fahrenheit used in his thermometer
- 19. Fahrenheit choose mercury for his thermometer because it _____ evenly to give consistent results
- 21. 212 degrees Fahrenheit is the temperature that water _____